{"id":"GHSA-8c25-vj2w-p72j","aliases":[],"title":"TYPO3 Cross-Site Scripting in Frontend User Login","titleSource":"OSV","descriptionSource":"OSV","declaredSeverity":"MODERATE","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- <!--###USERNAME###--> for regular frontend rendering (pattern can be defined individually using TypoScript setting config.USERNAME_substToken)\n ","severity":"medium","score":6.1,"published":"2024-05-30T14:59:25.000Z","modified":"2024-12-05T05:43:55.138Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"typo3/cms-core","sources":[{"name":"OSV · GHSA-8c25-vj2w-p72j","url":"https://osv.dev/vulnerability/GHSA-8c25-vj2w-p72j"}],"ranges":[{"events":[{"introduced":"8.0.0"},{"fixed":"8.7.21"}],"type":"ECOSYSTEM"}],"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","v8.7.7","v8.7.8","v8.7.9"],"fixed":["8.7.21"]},{"ecosystem":"Packagist","name":"typo3/cms-core","sources":[{"name":"OSV · GHSA-8c25-vj2w-p72j","url":"https://osv.dev/vulnerability/GHSA-8c25-vj2w-p72j"}],"ranges":[{"events":[{"introduced":"9.0.0"},{"fixed":"9.5.2"}],"type":"ECOSYSTEM"}],"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"],"fixed":["9.5.2"]},{"ecosystem":"Packagist","name":"typo3/cms-core","sources":[{"name":"OSV · GHSA-8c25-vj2w-p72j","url":"https://osv.dev/vulnerability/GHSA-8c25-vj2w-p72j"}],"ranges":[{"events":[{"introduced":"7.1.0"},{"fixed":"7.6.32"}],"type":"ECOSYSTEM"}],"versions":[],"fixed":["7.6.32"]}],"sourceAffected":[],"references":["https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/2018-12-11-3.yaml","https://github.com/TYPO3-CMS/core","https://typo3.org/security/advisory/typo3-core-sa-2018-008"],"sources":[{"name":"OSV","id":"GHSA-8c25-vj2w-p72j","modified":"2024-12-05T05:43:55.138700Z","url":"https://osv.dev/vulnerability/GHSA-8c25-vj2w-p72j"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1}],"products":[],"remediation":[],"kev":{"status":"unavailable","checkedAt":"2026-10-28T22:05:31.879Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}