{"action":"Upgrade typo3/cms-core to 10.4.57 or later.","affected":[{"fixed":"10.4.57","introduced":"0"},{"fixed":"11.5.51","introduced":"11.0.0"},{"fixed":"12.4.46","introduced":"12.0.0"},{"fixed":"13.4.31","introduced":"13.0.0"},{"fixed":"14.3.3","introduced":"14.0.0"}],"component":"typo3/cms-core","cve_ids":["CVE-2026-49738"],"ecosystem":"Packagist","epss":0.00356,"exploited":false,"fixed_versions":["10.4.57","11.5.51","12.4.46","13.4.31","14.3.3"],"ghsa_id":"GHSA-jf56-v8jc-jcc5","id":"tcs_01M5KF4GBS72W0EFTYEP2Y4VQ9","modified_at":"2026-09-10T03:51:08.841227576Z","published_at":"2026-06-12T19:09:04Z","references":["https://osv.dev/vulnerability/GHSA-jf56-v8jc-jcc5","https://github.com/TYPO3/typo3/security/advisories/GHSA-jf56-v8jc-jcc5","https://nvd.nist.gov/vuln/detail/CVE-2026-49738","https://github.com/TYPO3/typo3/commit/150a983a5d687cedcfc33bbe9c335d9a13fd05e5","https://github.com/TYPO3/typo3/commit/44c2fa9807944136218a0842e3051c0a379a002d","https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2026-49738.yaml","https://github.com/TYPO3/typo3","https://typo3.org/security/advisory/typo3-core-sa-2026-016"],"severity":{"label":"low","score":2.1},"sources":[{"source":"osv","source_id":"GHSA-jf56-v8jc-jcc5","url":"https://osv.dev/vulnerability/GHSA-jf56-v8jc-jcc5"},{"source":"nvd","source_id":"CVE-2026-49738","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49738"}],"summary":"TYPO3 CMS has Broken Access Control in its File Abstraction Layer"}