CVE-2022-36108: Cross-Site Scripting in typo3/cms-core
TYPO3 is an open source PHP based web content management system released under the GNU GPL. It has been discovered that the f:asset.css view helper is vulnerable to cross-site scripting when user input is passed as variables to the CSS. Update to TYPO3 version 10.4.32 or 11.5.16 that fix the problem. There are no known workarounds for this issue.
Other sources
TYPO3-CORE-SA-2022-010: Cross-Site Scripting in <f:asset.css> view helper
Affected Software
Remediation
Event History
Frequently Asked Questions
What is CVE-2022-36108?
CVE-2022-36108 is a vulnerability in TYPO3 that allows for cross-site scripting (XSS) attacks when user input is passed as variables to the CSS.
How does CVE-2022-36108 affect TYPO3?
CVE-2022-36108 affects TYPO3 versions 10.0.0 to 10.4.31 and 11.0.0 to 11.5.15, allowing for potential XSS attacks.
What is the severity of CVE-2022-36108?
CVE-2022-36108 has a severity rating of 6.1 (medium).
How do I fix CVE-2022-36108?
To fix CVE-2022-36108, update your TYPO3 installation to version 10.4.32 or 11.5.16.
Where can I find more information about CVE-2022-36108?
You can find more information about CVE-2022-36108 at the TYPO3 security advisory page (https://typo3.org/security/advisory/typo3-core-sa-2022-010) and the GitHub commit and advisory pages (https://github.com/TYPO3/typo3/commit/6863f73818c36b0b88c677ba533765c8074907b4, https://github.com/TYPO3/typo3/security/advisories/GHSA-fv2m-9249-qx85).