GHSA-p5c5-gmj4-g48f: Cross-Site Scripting (XSS) vulnerability in typolinks

June 5, 2024

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

github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2016-07-19-5.yaml
github.com/TYPO3/typo3
github.com/advisories/GHSA-p5c5-gmj4-g48f
typo3.org/security/advisory/typo3-core-sa-2016-018

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