{"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-2026-47347"],"ecosystem":"Packagist","epss":0.00294,"exploited":false,"fixed_versions":["10.4.57","11.5.51","12.4.46","13.4.31","14.3.3"],"ghsa_id":"GHSA-3p42-w5ch-gg42","id":"tcs_01M5KET4T15QAM92MFYP1ZGBJQ","modified_at":"2026-09-10T03:50:55.381407550Z","published_at":"2026-06-12T20:07:58Z","references":["https://osv.dev/vulnerability/GHSA-3p42-w5ch-gg42","https://github.com/TYPO3/typo3/security/advisories/GHSA-3p42-w5ch-gg42","https://nvd.nist.gov/vuln/detail/CVE-2026-47347","https://github.com/TYPO3/typo3/commit/22c2dd5398ebc4cb7aa4aa37e02cb39181dee0cd","https://github.com/TYPO3/typo3/commit/3ffc0835012c6199db0e1dc4b56a77147d8600e0","https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2026-47347.yaml","https://github.com/TYPO3/typo3","https://typo3.org/security/advisory/typo3-core-sa-2026-009"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-3p42-w5ch-gg42","url":"https://osv.dev/vulnerability/GHSA-3p42-w5ch-gg42"},{"source":"nvd","source_id":"CVE-2026-47347","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-47347"}],"summary":"TYPO3 CMS has an Open Redirect Vulnerability via Core Utilities"}