v93.1.140

September 19, 2021, CEF 93.1.14+gf38ce34+chromium-93.0.4577.82 / Chromium 93.0.4577.82

This is a Chromium update release with an update to 93.0.4577.82 which includes a number of high priority security updates.

Google is aware that exploits for CVE-2021-30632 and CVE-2021-30633 exist in the wild.

• For a full list of changes see the 93.1.x Milestone.
• See also Release Notification.
• For known issues/notes/breaking changes please review the 93.1.111 release notes.

v93.1.111

September 10, 2021, CEF 93.1.11+g9e254fa+chromium-93.0.4577.63 / Chromium 93.0.4577.63

• ⚠️ Visual C++ 2019 is now required for the CefSharp.Wpf/CefSharp.WinForms/CefSharp.OffScreen nuget packages see #3636
• ARM64 support is now included #2944
• Nuget Packages have been restructured if upgrading from version prior to 87 please make sure you read #3319 for details
• CEF now supports the Chromium Network Service: If you are upgrading from a version prior to 75.1.x please make sure you read #2743.
• For CefSharp.Wpf.NetCore/CefSharp.WinForms.NetCore/CefSharp.OffScreen.NetCore nuget packages then Visual C++ 2019 is required,
• For CefSharp.Wpf/CefSharp.WinForms/CefSharp.OffScreen nuget packages then Visual C++ 2019 is required, see Notes below for more information

Change Log

There are a number of breaking changes included in this release. For a list of changes see the 93.1.x Milestone. See also Release Notification.

The following resources have been removed in version 90, anyone upgrading from a prior version be aware:

cef.pak,
cef_100_percent.pak,
cef_200_percent.pak,
cef_extensions.pak,
devtools_resources.pak 

They have been replaced by:

chrome_100_percent.pak,
chrome_200_percent.pak,
resources.pak

ℹ️ Notes

• Widevine CDM is now automatically downloaded at runtime see https://bitbucket.org/chromiumembedded/cef/issues/3149/alloy-add-component-updater-support-for
• WPF the browser stops redrawing when running on Intel Iris Xe Integrated GPU(11th Gen). Intel have released an updated driver, see https://www.intel.com/content/www/us/en/support/articles/000058136/graphics/graphics-for-11th-generation-intel-processors.html See dotnet/wpf#3817 for workaround if you are unable to install the updated driver.
• Adobe Flash is no longer supported as per the Chromium Flash Roadmap
• For CefSharp.Wpf.NetCore/CefSharp.WinForms.NetCore/CefSharp.OffScreen.NetCore nuget packages then Visual C++ 2019 is required,
• For CefSharp.Wpf/CefSharp.WinForms/CefSharp.OffScreen nuget packages then Visual C++ 2019 is required, see Notes below for more information
• You can bin deploy the VC++ dependencies, read the FAQ for more details. For a list of files included in the packages see https://github.com/cefsharp/CefSharp/wiki/Output-files-description-table-%28Redistribution%29
• Starting in June 2019 Google will block logins from CEF based browsers to Google Services, this includes Gmail, Drive, Docs, see https://security.googleblog.com/2019/04/better-protection-against-man-in-middle.html?m=1 for further discussion see https://groups.google.com/a/chromium.org/d/msg/embedder-dev/STyM5ZNTHMM/POj1v_cqBgAJ
• Due to licensing issues default builds do not support proprietary codecs like H264/AAC, sites like Netflix/Twitter/Instagram/Facebook/Spotify/Apple Music won't play video/audio. See #1479 for more info. MP3 audio is supported, playing MP4 files are not supported.
• Anyone new to CefSharp should read the General Usage Guide
• This project uses GitLink for better debugging, you can step directly into much of the project source directly from Visual Studio see #1680 for details on how to enable GitLink

⚠️ Known Issues

• Swiftshader vulkan not current shipped as part of packages https://bitbucket.org/chromiumembedded/cef/issues/3176/win-linux-ship-vk_swiftshaderdll-vulkan
• Panning mouse cursor now shown https://bitbucket.org/chromiumembedded/cef/issues/3174/panning-mouse-cursors-not-showing
• CEF creates a Download directory in the User Directory see https://bitbucket.org/chromiumembedded/cef/issues/3094/cef-force-creates-a-donwloads-directory-in
• WinForms when running on Windows 10 Anniversary pressing certain key combinations freezes the browser see #1822 The issue has been reported upstream, there are workarounds listed in #1822
• Save as PDF is not working when viewing PDF with Print Preview enabled see https://bitbucket.org/chromiumembedded/cef/issues/2867/save-as-pdf-is-not-working-in-pdf-viewer
• WPF touch scroll aborted if browser navigates within document https://bitbucket.org/chromiumembedded/cef/issues/2936/osr-touch-scrolling-initiated-by-touch
• Fonts incorrectly loaded on Win7 see https://bitbucket.org/chromiumembedded/cef/issues/2858/fonts-not-loading-look-wrong-on-windows-7
• window.focus() does not bring popup window to front see https://bitbucket.org/chromiumembedded/cef/issues/2931/windowfocus-does-not-bring-the-window-to
• OnProtocolExecution Page goes blank after link click see https://bitbucket.org/chromiumembedded/cef/issues/2715/onprotocolexecution-page-goes-blank-after
• Crash on Win10 when computer wakes from sleep see https://bitbucket.org/chromiumembedded/cef/issues/2924/crash-on-libcef-when-windows-10-wakes-from
• Background colour cannot be override for popups see https://bitbucket.org/chromiumembedded/cef/issues/2482/background_color-cannot-be-overridden-for
• Cef.AddCrossOriginWhitelistEntry doesn't work correctly see https://bitbucket.org/chromiumembedded/cef/issues/2918/cefaddcrossoriginwhitelistentry-not-fully
• WPF Browser goes blank if used in combination with TabControl see #2779
• CefSettings.IgnoreCertificateErrors no longer works, use the ignore-certificate-errors command line arg as a workaround or alternatively use OnCertificateError to selectively allow a certificate and/or display a dialog to your users see https://stackoverflow.com/a/35564187/852806 for an example.
• See https://bitbucket.org/chromiumembedded/cef/issues?status=new&status=open for other known issues
• See https://github.com/cefsharp/CefSharp/issues?q=is%3Aissue+is%3Aopen+label%3Aknown-issue for other known issues

⚠️ Breaking Changes ⚠️

• DevTools Client - Simplify Strongly Typed Event handling #3787
• Update min required Visual C++ runtime from 2015 to 2019 #3636
• Update CefErrorCodes #3785
• Remove Cef.RegisterWidevineCdm #3767
• Remove Cookie.Creation/ Cookie.LastAccessed setters #3741

---

• All paths (CachePath, BrowserSubProcessPath, etc) must be absolute paths, if using a non-absolute path an exception will be throw. See #3102 for details.
• When using a RequestContext you must ensure that RequestContextSettings.CachePath is equal to or a child of CefSettings.RootCachePath See #3111 (comment) for details

v93.1.110-pre

September 05, 2021, CEF 93.1.11+g9e254fa+chromium-93.0.4577.63 / Chromium 93.0.4577.63

• ⚠️ Visual C++ 2019 is now required for the CefSharp.Wpf/CefSharp.WinForms/CefSharp.OffScreen nuget packages see #3636
• ARM64 support is now included #2944
• Nuget Packages have been restructured if upgrading from version prior to 87 please make sure you read #3319 for details
• CEF now supports the Chromium Network Service: If you are upgrading from a version prior to 75.1.x please make sure you read #2743.
• For CefSharp.Wpf.NetCore/CefSharp.WinForms.NetCore/CefSharp.OffScreen.NetCore nuget packages then Visual C++ 2019 is required,
• For CefSharp.Wpf/CefSharp.WinForms/CefSharp.OffScreen nuget packages then Visual C++ 2019 is required, see Notes below for more information

Change Log

There are a number of breaking changes included in this release. For a list of changes see the 93.1.x Milestone. See also Release Notification.

The following resources have been removed in version 90, anyone upgrading from a prior version be aware:

cef.pak,
cef_100_percent.pak,
cef_200_percent.pak,
cef_extensions.pak,
devtools_resources.pak 

They have been replaced by:

chrome_100_percent.pak,
chrome_200_percent.pak,
resources.pak

ℹ️ Notes

• Widevine CDM is now automatically downloaded at runtime see https://bitbucket.org/chromiumembedded/cef/issues/3149/alloy-add-component-updater-support-for
• WPF the browser stops redrawing when running on Intel Iris Xe Integrated GPU(11th Gen). Intel have released an updated driver, see https://www.intel.com/content/www/us/en/support/articles/000058136/graphics/graphics-for-11th-generation-intel-processors.html See dotnet/wpf#3817 for workaround if you are unable to install the updated driver.
• Adobe Flash is no longer supported as per the Chromium Flash Roadmap
• SSE3 is now required on x86 processors (see https://crbug.com/1123353)
• For CefSharp.Wpf.NetCore/CefSharp.WinForms.NetCore/CefSharp.OffScreen.NetCore nuget packages then Visual C++ 2019 is required,
• For CefSharp.Wpf/CefSharp.WinForms/CefSharp.OffScreen nuget packages then Visual C++ 2019 is required, see Notes below for more information
• You can bin deploy the VC++ dependencies, read the FAQ for more details. For a list of files included in the packages see https://github.com/cefsharp/CefSharp/wiki/Output-files-description-table-%28Redistribution%29
• Starting in June 2019 Google will block logins from CEF based browsers to Google Services, this includes Gmail, Drive, Docs, see https://security.googleblog.com/2019/04/better-protection-against-man-in-middle.html?m=1 for further discussion see https://groups.google.com/a/chromium.org/d/msg/embedder-dev/STyM5ZNTHMM/POj1v_cqBgAJ
• Due to licensing issues default builds do not support proprietary codecs like H264/AAC, sites like Netflix/Twitter/Instagram/Facebook/Spotify/Apple Music won't play video/audio. See #1479 for more info. MP3 audio is supported, playing MP4 files are not supported.
• Anyone new to CefSharp should read the General Usage Guide
• This project uses GitLink for better debugging, you can step directly into much of the project source directly from Visual Studio see #1680 for details on how to enable GitLink

⚠️ Known Issues

• CEF creates a Download directory in the User Directory see https://bitbucket.org/chromiumembedded/cef/issues/3094/cef-force-creates-a-donwloads-directory-in
• WinForms when running on Windows 10 Anniversary pressing certain key combinations freezes the browser see #1822 The issue has been reported upstream, there are workarounds listed in #1822
• Save as PDF is not working when viewing PDF with Print Preview enabled see https://bitbucket.org/chromiumembedded/cef/issues/2867/save-as-pdf-is-not-working-in-pdf-viewer
• WPF touch scroll aborted if browser navigates within document https://bitbucket.org/chromiumembedded/cef/issues/2936/osr-touch-scrolling-initiated-by-touch
• Fonts incorrectly loaded on Win7 see https://bitbucket.org/chromiumembedded/cef/issues/2858/fonts-not-loading-look-wrong-on-windows-7
• window.focus() does not bring popup window to front see https://bitbucket.org/chromiumembedded/cef/issues/2931/windowfocus-does-not-bring-the-window-to
• OnProtocolExecution Page goes blank after link click see https://bitbucket.org/chromiumembedded/cef/issues/2715/onprotocolexecution-page-goes-blank-after
• Crash on Win10 when computer wakes from sleep see https://bitbucket.org/chromiumembedded/cef/issues/2924/crash-on-libcef-when-windows-10-wakes-from
• Background colour cannot be override for popups see https://bitbucket.org/chromiumembedded/cef/issues/2482/background_color-cannot-be-overridden-for
• Cef.AddCrossOriginWhitelistEntry doesn't work correctly see https://bitbucket.org/chromiumembedded/cef/issues/2918/cefaddcrossoriginwhitelistentry-not-fully
• WPF Browser goes blank if used in combination with TabControl see #2779
• CefSettings.IgnoreCertificateErrors no longer works, use the ignore-certificate-errors command line arg as a workaround or alternatively use OnCertificateError to selectively allow a certificate and/or display a dialog to your users see https://stackoverflow.com/a/35564187/852806 for an example.
• See https://bitbucket.org/chromiumembedded/cef/issues?status=new&status=open for other known issues
• See https://github.com/cefsharp/CefSharp/issues?q=is%3Aissue+is%3Aopen+label%3Aknown-issue for other known issues

⚠️ Breaking Changes ⚠️

• DevTools Client - Simplify Strongly Typed Event handling #3787
• Update min required Visual C++ runtime from 2015 to 2019 #3636
• Update CefErrorCodes #3785
• Remove RegisterWidevineCdm #3767
• Remove Cookie.Creation/ Cookie.LastAccessed setters #3741

---

• All paths (CachePath, BrowserSubProcessPath, etc) must be absolute paths, if using a non-absolute path an exception will be throw. See #3102 for details.
• When using a RequestContext you must ensure that RequestContextSettings.CachePath is equal to or a child of CefSettings.RootCachePath See #3111 (comment) for details

v92.0.260

August 20, 2021, CEF 92.0.26+g9d87c1f+chromium-92.0.4515.159 / Chromium 92.0.4515.159

This is a Chromium update release with an update to 92.0.4515.159 which includes a number of high priority security updates.

• For a full list of changes see the 92.0.x Milestone.
• See also Release Notification.
• For known issues/notes/breaking changes please review the 92.0.251 release notes.

v92.0.251

August 15, 2021, CEF 92.0.25+gd15cfa8+chromium-92.0.4515.131 / Chromium 92.0.4515.131

• ⚠️ Nuget Packages have been restructured if upgrading from version prior to 87 please make sure you read #3319 for details
• CEF now supports the Chromium Network Service: If you are upgrading from a version prior to 75.1.x please make sure you read #2743.
• For CefSharp.Wpf.NetCore/CefSharp.WinForms.NetCore/CefSharp.OffScreen.NetCore nuget packages then Visual C++ 2019 is required,
• For CefSharp.Wpf/CefSharp.WinForms/CefSharp.OffScreen nuget packages then Visual C++ 2015 or greater is required, see Notes below for more information

Change Log

There is one breaking changes included in this release. For a list of changes see the 92.0.x Milestone. See also Release Notification.

The following resources have been removed in version 90, anyone upgrading from a prior version be aware:

cef.pak,
cef_100_percent.pak,
cef_200_percent.pak,
cef_extensions.pak,
devtools_resources.pak 

They have been replaced by:

chrome_100_percent.pak,
chrome_200_percent.pak,
resources.pak

ℹ️ Notes

• WPF the browser stops redrawing when running on Intel Iris Xe Integrated GPU(11th Gen). Intel have released an updated driver, see https://www.intel.com/content/www/us/en/support/articles/000058136/graphics/graphics-for-11th-generation-intel-processors.html See dotnet/wpf#3817 for workaround if you are unable to install the updated driver.
• Adobe Flash is no longer supported as per the Chromium Flash Roadmap
• SSE3 is now required on x86 processors (see https://crbug.com/1123353)
• For CefSharp.Wpf.NetCore/CefSharp.WinForms.NetCore/CefSharp.OffScreen.NetCore nuget packages then Visual C++ 2019 is required,
• For CefSharp.Wpf/CefSharp.WinForms/CefSharp.OffScreen nuget packages then Visual C++ 2015 or greater is required, see Notes below for more information
• You can bin deploy the VC++ dependencies, read the FAQ for more details. VC++ 2017/2019 are backwards compatible. For a list of files included in the packages see https://github.com/cefsharp/CefSharp/wiki/Output-files-description-table-%28Redistribution%29
• Starting in June 2019 Google will block logins from CEF based browsers to Google Services, this includes Gmail, Drive, Docs, see https://security.googleblog.com/2019/04/better-protection-against-man-in-middle.html?m=1 for further discussion see https://groups.google.com/a/chromium.org/d/msg/embedder-dev/STyM5ZNTHMM/POj1v_cqBgAJ
• Due to licensing issues default builds do not support proprietary codecs like H264/AAC, sites like Netflix/Twitter/Instagram/Facebook/Spotify/Apple Music won't play video/audio. See #1479 for more info. MP3 audio is supported, playing MP4 files are not supported.
• Anyone new to CefSharp should read the General Usage Guide
• This project uses GitLink for better debugging, you can step directly into much of the project source directly from Visual Studio see #1680 for details on how to enable GitLink

⚠️ Known Issues

• CEF creates a Download directory in the User Directory see https://bitbucket.org/chromiumembedded/cef/issues/3094/cef-force-creates-a-donwloads-directory-in
• WinForms when running on Windows 10 Anniversary pressing certain key combinations freezes the browser see #1822 The issue has been reported upstream, there are workarounds listed in #1822
• Save as PDF is not working when viewing PDF with Print Preview enabled see https://bitbucket.org/chromiumembedded/cef/issues/2867/save-as-pdf-is-not-working-in-pdf-viewer
• WPF touch scroll aborted if browser navigates within document https://bitbucket.org/chromiumembedded/cef/issues/2936/osr-touch-scrolling-initiated-by-touch
• Fonts incorrectly loaded on Win7 see https://bitbucket.org/chromiumembedded/cef/issues/2858/fonts-not-loading-look-wrong-on-windows-7
• window.focus() does not bring popup window to front see https://bitbucket.org/chromiumembedded/cef/issues/2931/windowfocus-does-not-bring-the-window-to
• OnProtocolExecution Page goes blank after link click see https://bitbucket.org/chromiumembedded/cef/issues/2715/onprotocolexecution-page-goes-blank-after
• Crash on Win10 when computer wakes from sleep see https://bitbucket.org/chromiumembedded/cef/issues/2924/crash-on-libcef-when-windows-10-wakes-from
• Background colour cannot be override for popups see https://bitbucket.org/chromiumembedded/cef/issues/2482/background_color-cannot-be-overridden-for
• Cef.AddCrossOriginWhitelistEntry doesn't work correctly see https://bitbucket.org/chromiumembedded/cef/issues/2918/cefaddcrossoriginwhitelistentry-not-fully
• WPF Browser goes blank if used in combination with TabControl see #2779
• CefSettings.IgnoreCertificateErrors no longer works, use the ignore-certificate-errors command line arg as a workaround or alternatively use OnCertificateError to selectively allow a certificate and/or display a dialog to your users see https://stackoverflow.com/a/35564187/852806 for an example.
• See https://bitbucket.org/chromiumembedded/cef/issues?status=new&status=open for other known issues
• See https://github.com/cefsharp/CefSharp/issues?q=is%3Aissue+is%3Aopen+label%3Aknown-issue for other known issues

⚠️ Breaking Changes ⚠️

• IDevToolsClient.ExecuteDevToolsMethodAsync now takes a generic type [#3665]

---

• The following arch specific (x86/x64) dlls have been converted to AnyCPU:
  • CefSharp.dll
  • CefSharp.WinForms.dll
  • CefSharp.Wpf.dll
  • CefSharp.OffScreen.dll
• CefSharp.Core.Runtime.dll has been added
  See #3319 for further details.
• For Network Service API changes see #2743
• All paths (CachePath, BrowserSubProcessPath, etc) must be absolute paths, if using a non-absolute path an exception will be throw. See #3102 for details.
• When using a RequestContext you must ensure that RequestContextSettings.CachePath is equal to or a child of CefSettings.RootCachePath See #3111 (comment) for details

v92.0.250-pre

August 10, 2021, CEF 92.0.25+gd15cfa8+chromium-92.0.4515.131 / Chromium 92.0.4515.131

• ⚠️ Nuget Packages have been restructured if upgrading from version prior to 87 please make sure you read #3319 for details
• CEF now supports the Chromium Network Service: If you are upgrading from a version prior to 75.1.x please make sure you read #2743.
• For CefSharp.Wpf.NetCore/CefSharp.WinForms.NetCore/CefSharp.OffScreen.NetCore nuget packages then Visual C++ 2019 is required,
• For CefSharp.Wpf/CefSharp.WinForms/CefSharp.OffScreen nuget packages then Visual C++ 2015 or greater is required, see Notes below for more information

Change Log

There is one breaking changes included in this release. For a list of changes see the 92.0.x Milestone. See also Release Notification.

The following resources have been removed in version 90, anyone upgrading from a prior version be aware:

cef.pak,
cef_100_percent.pak,
cef_200_percent.pak,
cef_extensions.pak,
devtools_resources.pak 

They have been replaced by:

chrome_100_percent.pak,
chrome_200_percent.pak,
resources.pak

ℹ️ Notes

• WPF the browser stops redrawing when running on Intel Iris Xe Integrated GPU(11th Gen). Intel have released an updated driver, see https://www.intel.com/content/www/us/en/support/articles/000058136/graphics/graphics-for-11th-generation-intel-processors.html See dotnet/wpf#3817 for workaround if you are unable to install the updated driver.
• Adobe Flash is no longer supported as per the Chromium Flash Roadmap
• SSE3 is now required on x86 processors (see https://crbug.com/1123353)
• For CefSharp.Wpf.NetCore/CefSharp.WinForms.NetCore/CefSharp.OffScreen.NetCore nuget packages then Visual C++ 2019 is required,
• For CefSharp.Wpf/CefSharp.WinForms/CefSharp.OffScreen nuget packages then Visual C++ 2015 or greater is required, see Notes below for more information
• You can bin deploy the VC++ dependencies, read the FAQ for more details. VC++ 2017/2019 are backwards compatible. For a list of files included in the packages see https://github.com/cefsharp/CefSharp/wiki/Output-files-description-table-%28Redistribution%29
• Starting in June 2019 Google will block logins from CEF based browsers to Google Services, this includes Gmail, Drive, Docs, see https://security.googleblog.com/2019/04/better-protection-against-man-in-middle.html?m=1 for further discussion see https://groups.google.com/a/chromium.org/d/msg/embedder-dev/STyM5ZNTHMM/POj1v_cqBgAJ
• Due to licensing issues default builds do not support proprietary codecs like H264/AAC, sites like Netflix/Twitter/Instagram/Facebook/Spotify/Apple Music won't play video/audio. See #1479 for more info. MP3 audio is supported, playing MP4 files are not supported.
• Anyone new to CefSharp should read the General Usage Guide
• This project uses GitLink for better debugging, you can step directly into much of the project source directly from Visual Studio see #1680 for details on how to enable GitLink

⚠️ Known Issues

• CEF creates a Download directory in the User Directory see https://bitbucket.org/chromiumembedded/cef/issues/3094/cef-force-creates-a-donwloads-directory-in
• WinForms when running on Windows 10 Anniversary pressing certain key combinations freezes the browser see #1822 The issue has been reported upstream, there are workarounds listed in #1822
• Save as PDF is not working when viewing PDF with Print Preview enabled see https://bitbucket.org/chromiumembedded/cef/issues/2867/save-as-pdf-is-not-working-in-pdf-viewer
• WPF touch scroll aborted if browser navigates within document https://bitbucket.org/chromiumembedded/cef/issues/2936/osr-touch-scrolling-initiated-by-touch
• Fonts incorrectly loaded on Win7 see https://bitbucket.org/chromiumembedded/cef/issues/2858/fonts-not-loading-look-wrong-on-windows-7
• window.focus() does not bring popup window to front see https://bitbucket.org/chromiumembedded/cef/issues/2931/windowfocus-does-not-bring-the-window-to
• OnProtocolExecution Page goes blank after link click see https://bitbucket.org/chromiumembedded/cef/issues/2715/onprotocolexecution-page-goes-blank-after
• Crash on Win10 when computer wakes from sleep see https://bitbucket.org/chromiumembedded/cef/issues/2924/crash-on-libcef-when-windows-10-wakes-from
• Background colour cannot be override for popups see https://bitbucket.org/chromiumembedded/cef/issues/2482/background_color-cannot-be-overridden-for
• Cef.AddCrossOriginWhitelistEntry doesn't work correctly see https://bitbucket.org/chromiumembedded/cef/issues/2918/cefaddcrossoriginwhitelistentry-not-fully
• WPF Browser goes blank if used in combination with TabControl see #2779
• CefSettings.IgnoreCertificateErrors no longer works, use the ignore-certificate-errors command line arg as a workaround or alternatively use OnCertificateError to selectively allow a certificate and/or display a dialog to your users see https://stackoverflow.com/a/35564187/852806 for an example.
• See https://bitbucket.org/chromiumembedded/cef/issues?status=new&status=open for other known issues
• See https://github.com/cefsharp/CefSharp/issues?q=is%3Aissue+is%3Aopen+label%3Aknown-issue for other known issues

⚠️ Breaking Changes ⚠️

• IDevToolsClient.ExecuteDevToolsMethodAsync now takes a generic type [#3665]

---

• The following arch specific (x86/x64) dlls have been converted to AnyCPU:
  • CefSharp.dll
  • CefSharp.WinForms.dll
  • CefSharp.Wpf.dll
  • CefSharp.OffScreen.dll
• CefSharp.Core.Runtime.dll has been added
  See #3319 for further details.
• For Network Service API changes see #2743
• All paths (CachePath, BrowserSubProcessPath, etc) must be absolute paths, if using a non-absolute path an exception will be throw. See #3102 for details.
• When using a RequestContext you must ensure that RequestContextSettings.CachePath is equal to or a child of CefSettings.RootCachePath See #3111 (comment) for details

v91.1.230

July 22, 2021, CEF 91.1.23+g04c8d56+chromium-91.0.4472.164 / Chromium 91.0.4472.164

This is a bug fix release with an update to Chromium 91.0.4472.164 which includes a critical security update. Google reports seeing CVE-2021-30563 in the wild.

• For a full list of changes see the 91.1.x Milestone.
• See also Release Notification.
• For known issues/notes/breaking changes please review the 91.1.160 , v91.1.210 and v91.1.211 release notes.
• Fix for a crash when opening popup window #3670
• WPF - Fix WpfIMEKeyboardHandler crash when browser is not initalized. #3690

v91.1.211

June 27, 2021, CEF 91.1.21+g9dd45fe+chromium-91.0.4472.114 / Chromium 91.0.4472.114

• For a full list of changes see the 91.1.x Milestone.
• See also Release Notification.
• For known issues/notes/breaking changes please review the 91.1.160 and v91.1.210 release notes.
• Fix for ConcurrentMethodRunnerQueue.Enqueue InvalidOperationException #3639
• Publish an application using ClickOnce targeting x86/x64 when using PackageReference for Non SDK Style project should now work in VS2019

v91.1.210

June 22, 2021, CEF 91.1.21+g9dd45fe+chromium-91.0.4472.114 / Chromium 91.0.4472.114

This is a bug fix release with an update to 91.0.4472.114 which includes a critical security update. Google reports seeing CVE-2021-30554 in the wild.

• For a full list of changes see the 91.1.x Milestone.
• See also Release Notification.
• For known issues/notes/breaking changes please review the 91.1.160 release.
• Also includes a fix for WPF - No support for Shift+AltGr (capital polish letters) #3626

v91.1.160

June 17, 2021, CEF 91.1.16+gc95b2a1+chromium-91.0.4472.101 / Chromium 91.0.4472.101

• ⚠️ Nuget Packages have been restructured if upgrading from version prior to 87 please make sure you read #3319 for details
• CEF now supports the Chromium Network Service: If you are upgrading from a version prior to 75.1.x please make sure you read #2743.
• For CefSharp.Wpf.NetCore/CefSharp.WinForms.NetCore/CefSharp.OffScreen.NetCore nuget packages then Visual C++ 2019 is required,
• For CefSharp.Wpf/CefSharp.WinForms/CefSharp.OffScreen nuget packages then Visual C++ 2015 or greater is required, see Notes below for more information

Change Log

There are a number of upstream breaking changes included in this release.

The following resources have been removed in version 90, anyone upgrading from a prior version be aware:

cef.pak,
cef_100_percent.pak,
cef_200_percent.pak,
cef_extensions.pak,
devtools_resources.pak 

They have been replaced by:

chrome_100_percent.pak,
chrome_200_percent.pak,
resources.pak

For a list of changes see the 91.1.x Milestone. See also Release Notification.

ℹ️ Notes

• WPF the browser stops redrawing when running on Intel Iris Xe Integrated GPU(11th Gen). Intel have released an updated driver, see https://www.intel.com/content/www/us/en/support/articles/000058136/graphics/graphics-for-11th-generation-intel-processors.html See dotnet/wpf#3817 for workaround if you are unable to install the updated driver.
• Adobe Flash is no longer supported as per the Chromium Flash Roadmap
• SSE3 is now required on x86 processors (see https://crbug.com/1123353)
• For CefSharp.Wpf.NetCore/CefSharp.WinForms.NetCore/CefSharp.OffScreen.NetCore nuget packages then Visual C++ 2019 is required,
• For CefSharp.Wpf/CefSharp.WinForms/CefSharp.OffScreen nuget packages then Visual C++ 2015 or greater is required, see Notes below for more information
• You can bin deploy the VC++ dependencies, read the FAQ for more details. VC++ 2017/2019 are backwards compatible. For a list of files included in the packages see https://github.com/cefsharp/CefSharp/wiki/Output-files-description-table-%28Redistribution%29
• Starting in June 2019 Google will block logins from CEF based browsers to Google Services, this includes Gmail, Drive, Docs, see https://security.googleblog.com/2019/04/better-protection-against-man-in-middle.html?m=1 for further discussion see https://groups.google.com/a/chromium.org/d/msg/embedder-dev/STyM5ZNTHMM/POj1v_cqBgAJ
• Due to licensing issues default builds do not support proprietary codecs like H264/AAC, sites like Netflix/Twitter/Instagram/Facebook/Spotify/Apple Music won't play video/audio. See #1479 for more info. MP3 audio is supported, playing MP4 files are not supported.
• Anyone new to CefSharp should read the General Usage Guide
• This project uses GitLink for better debugging, you can step directly into much of the project source directly from Visual Studio see #1680 for details on how to enable GitLink

⚠️ Known Issues

• CEF creates a Download directory in the User Directory see https://bitbucket.org/chromiumembedded/cef/issues/3094/cef-force-creates-a-donwloads-directory-in
• WinForms when running on Windows 10 Anniversary pressing certain key combinations freezes the browser see #1822 The issue has been reported upstream, there are workarounds listed in #1822
• Save as PDF is not working when viewing PDF with Print Preview enabled see https://bitbucket.org/chromiumembedded/cef/issues/2867/save-as-pdf-is-not-working-in-pdf-viewer
• WPF touch scroll aborted if browser navigates within document https://bitbucket.org/chromiumembedded/cef/issues/2936/osr-touch-scrolling-initiated-by-touch
• Fonts incorrectly loaded on Win7 see https://bitbucket.org/chromiumembedded/cef/issues/2858/fonts-not-loading-look-wrong-on-windows-7
• window.focus() does not bring popup window to front see https://bitbucket.org/chromiumembedded/cef/issues/2931/windowfocus-does-not-bring-the-window-to
• OnProtocolExecution Page goes blank after link click see https://bitbucket.org/chromiumembedded/cef/issues/2715/onprotocolexecution-page-goes-blank-after
• Crash on Win10 when computer wakes from sleep see https://bitbucket.org/chromiumembedded/cef/issues/2924/crash-on-libcef-when-windows-10-wakes-from
• Background colour cannot be override for popups see https://bitbucket.org/chromiumembedded/cef/issues/2482/background_color-cannot-be-overridden-for
• Cef.AddCrossOriginWhitelistEntry doesn't work correctly see https://bitbucket.org/chromiumembedded/cef/issues/2918/cefaddcrossoriginwhitelistentry-not-fully
• WPF Browser goes blank if used in combination with TabControl see #2779
• CefSettings.IgnoreCertificateErrors no longer works, use the ignore-certificate-errors command line arg as a workaround or alternatively use OnCertificateError to selectively allow a certificate and/or display a dialog to your users see https://stackoverflow.com/a/35564187/852806 for an example.
• See https://bitbucket.org/chromiumembedded/cef/issues?status=new&status=open for other known issues
• See https://github.com/cefsharp/CefSharp/issues?q=is%3Aissue+is%3Aopen+label%3Aknown-issue for other known issues

⚠️ Breaking Changes ⚠️

• Rename CefSettings.ProductVersion to CefSettings.UserAgentProduct [#3530]
• Remove CefSharpSettings.LegacyJavascriptBindingEnabled [#3531]
• Update CefThreadIds enum [#3597]
• Update IAudioHandler to implement IDisposable [#3598]

---

• Adobe Flash has been removed as per the Chromium Flash Roadmap
• The following arch specific (x86/x64) dlls have been converted to AnyCPU:
  • CefSharp.dll
  • CefSharp.WinForms.dll
  • CefSharp.Wpf.dll
  • CefSharp.OffScreen.dll
• CefSharp.Core.Runtime.dll has been added
  See #3319 for further details.
• For Network Service API changes see #2743
• All paths (CachePath, BrowserSubProcessPath, etc) must be absolute paths, if using a non-absolute path an exception will be throw. See #3102 for details.
• When using a RequestContext you must ensure that RequestContextSettings.CachePath is equal to or a child of CefSettings.RootCachePath See #3111 (comment) for details