{"id":"GHSA-4ppr-jw47-9qm5","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":"2024-05-30T18:32:51Z","modified":"2024-12-05T05:43:17Z","fixes":[{"ecosystem":"Packagist","package":"typo3/cms-core","fixed_in":["10.2.1","8.7.30","9.5.12"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10.0.0"},{"fixed":"10.2.1"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"8.7.30"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.0.0"},{"fixed":"9.5.12"}]}]},{"source":"osv","ecosystem":"Packagist","package":"typo3/cms-core","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-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"8.7.30"}]}],"versions":["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","v8.7.7","v8.7.8","v8.7.9"]},{"source":"osv","ecosystem":"Packagist","package":"typo3/cms-core","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-CMS/core/commit/280908c9472aa5e1d9ee005327bbb9aed53f613a","tags":["web"]},{"url":"https://github.com/TYPO3-CMS/core/commit/89f5817c09a50d8d60821158d651bd618521164e","tags":["web"]},{"url":"https://github.com/TYPO3-CMS/core/commit/d2823a451d65ac59dd42ec54c92903d70d29c813","tags":["web"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/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-4ppr-jw47-9qm5"},{"url":"https://github.com/TYPO3-CMS/core","tags":["package"]}],"sources":{"ghsa":[{"id":"GHSA-4ppr-jw47-9qm5","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":"2024-05-30T18:32:51Z","modified":"2024-05-30T18:32:53Z","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":"2026-11-02T14:37:53.025064Z"}],"osv":[{"id":"GHSA-4ppr-jw47-9qm5","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":"2024-05-30T18:32:51Z","modified":"2024-12-05T05:43:17.386076Z","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":"2026-11-02T15:46:37.148947Z"}]}}