{"action":"Upgrade twig/markdown-extra to 3.26.0 or later.","affected":[{"fixed":"3.26.0","introduced":"0"}],"component":"twig/markdown-extra","cve_ids":["CVE-2026-46637"],"ecosystem":"Packagist","epss":0.00305,"exploited":false,"fixed_versions":["3.26.0"],"ghsa_id":"GHSA-jv8m-2544-3pg3","id":"tcs_01M5KF4WFXXN5QDZ4H09PDTKK3","modified_at":"2026-09-10T03:51:06.308160656Z","published_at":"2026-05-21T21:27:20Z","references":["https://osv.dev/vulnerability/GHSA-jv8m-2544-3pg3","https://github.com/twigphp/Twig/security/advisories/GHSA-jv8m-2544-3pg3","https://github.com/FriendsOfPHP/security-advisories/blob/master/twig/cssinliner-extra/CVE-2026-46637.yaml","https://github.com/FriendsOfPHP/security-advisories/blob/master/twig/markdown-extra/CVE-2026-46637.yaml","https://github.com/twigphp/Twig","https://symfony.com/cve-2026-46637"],"severity":{"label":"medium","score":5.4},"sources":[{"source":"osv","source_id":"GHSA-jv8m-2544-3pg3","url":"https://osv.dev/vulnerability/GHSA-jv8m-2544-3pg3"},{"source":"nvd","source_id":"CVE-2026-46637","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46637"}],"summary":"Twig: HTML-output filters in twig/* extras incorrectly declared `is_safe => ['all']`"}