{"id":"GHSA-v4qr-8h2v-qpjx","aliases":[],"status":"published","title":"Cross-Site Scripting in TYPO3 CMS Backend","description":"Failing to properly encode user input, backend forms are vulnerable to Cross-Site Scripting. A valid backend user account is needed to exploit this vulnerability.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/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":"2024-06-05T17:07:15Z","modified":"2024-12-02T05:52:54Z","fixes":[{"ecosystem":"Packagist","package":"typo3/cms","fixed_in":["8.7.5"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"8.7.5"}]}]},{"source":"osv","ecosystem":"Packagist","package":"typo3/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"8.7.5"}]}],"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","v8.7.3","v8.7.4"]}],"references":[{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2017-09-05-1.yaml","tags":["web"]},{"url":"https://typo3.org/security/advisory/typo3-core-sa-2017-004","tags":["web"]},{"url":"https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2017-004","tags":["web"]},{"url":"https://github.com/advisories/GHSA-v4qr-8h2v-qpjx"},{"url":"https://github.com/TYPO3/typo3","tags":["package"]}],"sources":{"ghsa":[{"id":"GHSA-v4qr-8h2v-qpjx","title":"Cross-Site Scripting in TYPO3 CMS Backend","description":"Failing to properly encode user input, backend forms are vulnerable to Cross-Site Scripting. A valid backend user account is needed to exploit this vulnerability.","status":"published","published":"2024-06-05T17:07:15Z","modified":"2024-06-05T17:07:16Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:37:53.703286Z"}],"osv":[{"id":"GHSA-v4qr-8h2v-qpjx","title":"Cross-Site Scripting in TYPO3 CMS Backend","description":"Failing to properly encode user input, backend forms are vulnerable to Cross-Site Scripting. A valid backend user account is needed to exploit this vulnerability.","status":"published","published":"2024-06-05T17:07:15Z","modified":"2024-12-02T05:52:54.141706Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:56.639206Z"}]}}