{"id":"GHSA-xgmx-j3hv-jh9x","aliases":[],"status":"published","title":"TYPO3 Cross-Site Scripting in Link Handling","description":"It has been discovered that `t3://` URL handling and typolink functionality are vulnerable to cross-site scripting. Not only regular backend forms are affected but also frontend extensions which use the rendering with typolink.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","from":"ghsa"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2024-06-07T17:16:53Z","modified":"2024-12-04T05:39:14Z","fixes":[{"ecosystem":"Packagist","package":"typo3/cms","fixed_in":["10.2.1","8.7.30","9.5.12"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10.0.0"},{"fixed":"10.2.1"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"8.7.30"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.0.0"},{"fixed":"9.5.12"}]}]},{"source":"osv","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10.0.0"},{"fixed":"10.2.1"}]}],"versions":["v10.0.0","v10.1.0","v10.2.0"]},{"source":"osv","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"8.7.30"}]}],"versions":["8.0.0","8.0.1","8.1.0","8.1.1","8.1.2","8.2.0","8.2.1","8.3.0","8.3.1","8.4.0","8.4.1","8.5.0","8.5.1","8.6.0","8.6.1","8.7.0","8.7.1","8.7.2","v8.7.10","v8.7.11","v8.7.12","v8.7.13","v8.7.14","v8.7.15","v8.7.16","v8.7.17","v8.7.18","v8.7.19","v8.7.20","v8.7.21","v8.7.22","v8.7.23","v8.7.24","v8.7.25","v8.7.26","v8.7.27","v8.7.28","v8.7.29","v8.7.3","v8.7.4","v8.7.5","v8.7.6","v8.7.7","v8.7.8","v8.7.9"]},{"source":"osv","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.0.0"},{"fixed":"9.5.12"}]}],"versions":["v9.0.0","v9.1.0","v9.2.0","v9.2.1","v9.3.0","v9.3.1","v9.3.2","v9.3.3","v9.4.0","v9.5.0","v9.5.1","v9.5.10","v9.5.11","v9.5.2","v9.5.3","v9.5.4","v9.5.5","v9.5.6","v9.5.7","v9.5.8","v9.5.9"]}],"references":[{"url":"https://github.com/TYPO3/typo3/commit/25f796b94e23bac77e836bd38f53ce998c094901","tags":["web"]},{"url":"https://github.com/TYPO3/typo3/commit/64db88b9b61bb67b3b44145dc8e0e1ef251da45e","tags":["web"]},{"url":"https://github.com/TYPO3/typo3/commit/a35c42e9bcb020e16016d1c146354513a9856bc0","tags":["web"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2019-12-17-2.yaml","tags":["web"]},{"url":"https://typo3.org/security/advisory/typo3-core-sa-2019-022","tags":["web"]},{"url":"https://github.com/advisories/GHSA-xgmx-j3hv-jh9x"},{"url":"https://github.com/TYPO3/typo3","tags":["package"]}],"sources":{"ghsa":[{"id":"GHSA-xgmx-j3hv-jh9x","title":"TYPO3 Cross-Site Scripting in Link Handling","description":"It has been discovered that `t3://` URL handling and typolink functionality are vulnerable to cross-site scripting. Not only regular backend forms are affected but also frontend extensions which use the rendering with typolink.","status":"published","published":"2024-06-07T17:16:53Z","modified":"2024-06-07T17:17:41Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:37:53.703286Z"}],"osv":[{"id":"GHSA-xgmx-j3hv-jh9x","title":"TYPO3 Cross-Site Scripting in Link Handling","description":"It has been discovered that `t3://` URL handling and typolink functionality are vulnerable to cross-site scripting. Not only regular backend forms are affected but also frontend extensions which use the rendering with typolink.","status":"published","published":"2024-06-07T17:16:53Z","modified":"2024-12-04T05:39:14.56382Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:59.835583Z"}]}}