diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8838ef29d..0e43b7839 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,16 @@ All notable changes to this project will be documented in this file.
 
 ## Previous Releases
 
+## [3.2.3] - 2025-04-07
+
+This release fixes a security vulnerability with a transitive dependency.
+
+### Other
+
+- [#678](https://github.com/nHapiNET/nHapi/issues/678) Update `System.Configuration.ConfigurationManager` dependency for `netstandard2.0` target framework to `8.0.1` to fix [transitive dependency vulnerability](https://github.com/advisories/GHSA-rxg9-xrhp-64gj).
+
+By @milkshakeuk
+
 ## [3.2.2] - 2023-01-24
 
 This release is purely superficial, it does not fix or add anything.
diff --git a/build/nHapi.v3.nuspec b/build/nHapi.v3.nuspec
index 539b3c5e2..27ddb60f1 100644
--- a/build/nHapi.v3.nuspec
+++ b/build/nHapi.v3.nuspec
@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2013/05/nuspec.xsd">
     <metadata>
         <id>nhapi</id>
-        <version>3.2.2</version>
+        <version>3.2.3</version>
         <authors>Chad Chenoweth,Duane Edwards,Jake Aitchison</authors>
         <license type="expression">MPL-2.0</license>
         <projectUrl>https://github.com/nHapiNET/nHapi</projectUrl>
@@ -14,13 +14,13 @@ NHapi allows Microsoft .NET developers to easily use an HL7 2.x object model. Th
 This project is NOT affiliated with the HL7 organization. This software just conforms to the HL7 2.x specifications.
 
 This nuget package is just a metapackage for conveniance.</description>
-        <releaseNotes>https://github.com/nHapiNET/nHapi/releases/tag/v3.2.2</releaseNotes>
+        <releaseNotes>https://github.com/nHapiNET/nHapi/releases/tag/v3.2.3</releaseNotes>
         <tags>HL7 ER7 XML parsing healthcare HAPI</tags>
         <repository type="git" url="https://github.com/nHapiNET/nHapi.git" commit=""/>
         <readme>docs\README.md</readme>
         <dependencies>
             <group targetFramework=".NETFramework3.5">
-                <dependency id="nhapi.base" version="3.2.0" exclude="Build,Analyzers" />
+                <dependency id="nhapi.base" version="3.2.3" exclude="Build,Analyzers" />
                 <dependency id="nhapi.model.v21" version="3.2.0" exclude="Build,Analyzers" />
                 <dependency id="nhapi.model.v22" version="3.2.0" exclude="Build,Analyzers" />
                 <dependency id="nhapi.model.v23" version="3.2.0" exclude="Build,Analyzers" />
@@ -35,7 +35,7 @@ This nuget package is just a metapackage for conveniance.</description>
                 <dependency id="nhapi.model.v281" version="3.2.0" exclude="Build,Analyzers" />
             </group>
             <group targetFramework=".NETStandard2.0">
-                <dependency id="nhapi.base" version="3.2.0" exclude="Build,Analyzers" />
+                <dependency id="nhapi.base" version="3.2.3" exclude="Build,Analyzers" />
                 <dependency id="nhapi.model.v21" version="3.2.0" exclude="Build,Analyzers" />
                 <dependency id="nhapi.model.v22" version="3.2.0" exclude="Build,Analyzers" />
                 <dependency id="nhapi.model.v23" version="3.2.0" exclude="Build,Analyzers" />
diff --git a/src/NHapi.Base/NHapi.Base.csproj b/src/NHapi.Base/NHapi.Base.csproj
index cda29cf61..f9b747212 100644
--- a/src/NHapi.Base/NHapi.Base.csproj
+++ b/src/NHapi.Base/NHapi.Base.csproj
@@ -4,7 +4,7 @@
     <TargetFrameworks>net35;netstandard2.0</TargetFrameworks>
     <DocumentationFile>bin\$(Configuration)\$(TargetFramework)\$(AssemblyName).xml</DocumentationFile>
     <PackageId>nhapi.base</PackageId>
-    <Version>3.2.0</Version>
+    <Version>3.2.3</Version>
     <PackageDescription>The core components for parsing/encoding HL7 messages. Contains the base classes and interfaces for datatypes, segments, and messages.</PackageDescription>
     <Description>NHapi Common Library</Description>
     <NoWarn>1591</NoWarn>
@@ -23,7 +23,7 @@
   </ItemGroup>
 
   <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.0' ">
-    <PackageReference Include="System.Configuration.ConfigurationManager" Version="5.0.0" />
+    <PackageReference Include="System.Configuration.ConfigurationManager" Version="8.0.1" />
   </ItemGroup>
 
   <ItemGroup Condition=" '$(TargetFramework)' == 'net35' ">
diff --git a/tests/NHapi.Base.NUnit/NHapi.Base.NUnit.csproj b/tests/NHapi.Base.NUnit/NHapi.Base.NUnit.csproj
index bcafffd58..fef2eca23 100644
--- a/tests/NHapi.Base.NUnit/NHapi.Base.NUnit.csproj
+++ b/tests/NHapi.Base.NUnit/NHapi.Base.NUnit.csproj
@@ -43,8 +43,6 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <!-- can remove this with next version of nunit https://github.com/nunit/nunit/pull/4582 -->
-    <PackageReference Include="System.Threading.Tasks.Extensions" Version="4.6.2" />
   </ItemGroup>
 
 </Project>
\ No newline at end of file