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Cross-Site Scripting (XSS) vulnerability in typolinks

Moderate severity GitHub Reviewed Published Jun 5, 2024 to the GitHub Advisory Database • Updated Jun 5, 2024

Package

composer typo3/cms (Composer)

Affected versions

>= 6.2.0, < 6.2.26
>= 7.6.0, < 7.6.10
>= 8.0.0, < 8.2.1

Patched versions

6.2.26
7.6.10
8.2.1

Description

All link fields within the TYPO3 installation are vulnerable to Cross-Site Scripting as authorized editors can insert data commands by using the url scheme "data:".

References

Published to the GitHub Advisory Database Jun 5, 2024
Reviewed Jun 5, 2024
Last updated Jun 5, 2024

Severity

Moderate

EPSS score

Weaknesses

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Learn more on MITRE.

CVE ID

No known CVE

GHSA ID

GHSA-p5c5-gmj4-g48f

Source code

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