{"id":"GHSA-x428-565f-8xj2","aliases":[],"status":"published","title":"TYPO3 Arbitrary Code Execution and Cross-Site Scripting in Backend API","description":"Backend API configuration using Page TSconfig is vulnerable to arbitrary code execution and cross-site scripting. TSconfig fields of page properties in backend forms can be used to inject malicious sequences. Field tsconfig_includes is vulnerable to directory traversal leading to same scenarios as having direct access to TSconfig settings.\n\nA valid backend user account having access to modify values for fields `pages.TSconfig` and `pages.tsconfig_includes` is needed in order to exploit this vulnerability.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","from":"ghsa"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-22","CWE-79"],"published":"2024-05-30T18:27:24Z","modified":"2024-12-06T05:39:47Z","fixes":[{"ecosystem":"Packagist","package":"typo3/cms-core","fixed_in":["8.7.27","9.5.8"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"8.7.27"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"typo3/cms-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.0.0"},{"fixed":"9.5.8"}]}]},{"source":"osv","ecosystem":"Packagist","package":"typo3/cms-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"8.7.27"}]}],"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","v8.7.7","v8.7.8","v8.7.9"]},{"source":"osv","ecosystem":"Packagist","package":"typo3/cms-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.0.0"},{"fixed":"9.5.8"}]}],"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","v9.5.2","v9.5.3","v9.5.4","v9.5.5","v9.5.6","v9.5.7"]}],"references":[{"url":"https://github.com/TYPO3-CMS/core/commit/3a99a0877de6ad9cb39ba73146292b90e13294db","tags":["web"]},{"url":"https://github.com/TYPO3-CMS/core/commit/822e62ec267fbe3c70a26f1c4f73f47fc615c930","tags":["web"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/2019-06-25-4.yaml","tags":["web"]},{"url":"https://typo3.org/security/advisory/typo3-core-sa-2019-019","tags":["web"]},{"url":"https://github.com/advisories/GHSA-x428-565f-8xj2"},{"url":"https://github.com/TYPO3-CMS/core","tags":["package"]}],"sources":{"ghsa":[{"id":"GHSA-x428-565f-8xj2","title":"TYPO3 Arbitrary Code Execution and Cross-Site Scripting in Backend API","description":"Backend API configuration using Page TSconfig is vulnerable to arbitrary code execution and cross-site scripting. TSconfig fields of page properties in backend forms can be used to inject malicious sequences. Field tsconfig_includes is vulnerable to directory traversal leading to same scenarios as having direct access to TSconfig settings.\n\nA valid backend user account having access to modify values for fields `pages.TSconfig` and `pages.tsconfig_includes` is needed in order to exploit this vulnerability.\n\n","status":"published","published":"2024-05-30T18:27:24Z","modified":"2024-05-30T18:27:25Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-22","CWE-79"],"updated_at":"2026-11-02T14:37:53.025064Z"}],"osv":[{"id":"GHSA-x428-565f-8xj2","title":"TYPO3 Arbitrary Code Execution and Cross-Site Scripting in Backend API","description":"Backend API configuration using Page TSconfig is vulnerable to arbitrary code execution and cross-site scripting. TSconfig fields of page properties in backend forms can be used to inject malicious sequences. Field tsconfig_includes is vulnerable to directory traversal leading to same scenarios as having direct access to TSconfig settings.\n\nA valid backend user account having access to modify values for fields `pages.TSconfig` and `pages.tsconfig_includes` is needed in order to exploit this vulnerability.\n\n","status":"published","published":"2024-05-30T18:27:24Z","modified":"2024-12-06T05:39:47.964874Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-22","CWE-79"],"updated_at":"2026-11-02T15:46:59.484835Z"}]}}