{"id":"GHSA-2rcw-9hrm-8q7q","aliases":[],"status":"published","title":"TYPO3 Cross-Site Scripting in Frontend User Login","description":"Failing to properly encode user input, login status display is vulnerable to cross-site scripting in the website frontend. A valid user account is needed in order to exploit this vulnerability - either a backend user or a frontend user having the possibility to modify their user profile.\n\nTemplate patterns that are affected are\n\n- ###FEUSER_[fieldName]### using system extension felogin\n- \u003c!--###USERNAME###--\u003e for regular frontend rendering (pattern can be defined individually using TypoScript setting config.USERNAME_substToken)","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/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":"2024-06-07T19:47:52Z","modified":"2024-12-04T05:40:41Z","fixes":[{"ecosystem":"Packagist","package":"typo3/cms","fixed_in":["7.6.32","8.7.21","9.5.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0"},{"fixed":"7.6.32"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"8.7.21"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.0.0"},{"fixed":"9.5.2"}]}]},{"source":"osv","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0"},{"fixed":"7.6.32"}]}],"versions":["7.0.0","7.0.1","7.0.2","7.1.0","7.2.0","7.3.0","7.3.1","7.4.0","7.5.0","7.6.0","7.6.1","7.6.10","7.6.11","7.6.12","7.6.13","7.6.14","7.6.15","7.6.16","7.6.17","7.6.18","7.6.19","7.6.2","7.6.3","7.6.4","7.6.5","7.6.6","7.6.7","7.6.8","7.6.9","v7.6.20","v7.6.21","v7.6.22","v7.6.23","v7.6.24","v7.6.25","v7.6.26","v7.6.27","v7.6.28","v7.6.29","v7.6.30","v7.6.31"]},{"source":"osv","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"8.7.21"}]}],"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","v8.7.3","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":"9.5.2"}]}],"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"]}],"references":[{"url":"https://github.com/TYPO3/typo3/commit/1c85fe70269e2ff8ecf0b6d5f16550c6cd0ddc78","tags":["web"]},{"url":"https://github.com/TYPO3/typo3/commit/373bec5d7d415f0764ebbadc7970610dc26da068","tags":["web"]},{"url":"https://github.com/TYPO3/typo3/commit/e4143195e1451630f058a58ab62d92135948a927","tags":["web"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2018-12-11-3.yaml","tags":["web"]},{"url":"https://typo3.org/security/advisory/typo3-core-sa-2018-008","tags":["web"]},{"url":"https://github.com/advisories/GHSA-2rcw-9hrm-8q7q"},{"url":"https://github.com/TYPO3/typo3","tags":["package"]}],"sources":{"ghsa":[{"id":"GHSA-2rcw-9hrm-8q7q","title":"TYPO3 Cross-Site Scripting in Frontend User Login","description":"Failing to properly encode user input, login status display is vulnerable to cross-site scripting in the website frontend. A valid user account is needed in order to exploit this vulnerability - either a backend user or a frontend user having the possibility to modify their user profile.\n\nTemplate patterns that are affected are\n\n- ###FEUSER_[fieldName]### using system extension felogin\n- \u003c!--###USERNAME###--\u003e for regular frontend rendering (pattern can be defined individually using TypoScript setting config.USERNAME_substToken)","status":"published","published":"2024-06-07T19:47:52Z","modified":"2024-06-07T19:47:52Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/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-2rcw-9hrm-8q7q","title":"TYPO3 Cross-Site Scripting in Frontend User Login","description":"Failing to properly encode user input, login status display is vulnerable to cross-site scripting in the website frontend. A valid user account is needed in order to exploit this vulnerability - either a backend user or a frontend user having the possibility to modify their user profile.\n\nTemplate patterns that are affected are\n\n- ###FEUSER_[fieldName]### using system extension felogin\n- \u003c!--###USERNAME###--\u003e for regular frontend rendering (pattern can be defined individually using TypoScript setting config.USERNAME_substToken)","status":"published","published":"2024-06-07T19:47:52Z","modified":"2024-12-04T05:40:41.953716Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:34.700741Z"}]}}