{"action":"Upgrade twig/twig to 3.27.0 or later.","affected":[{"fixed":"3.27.0","introduced":"0"}],"component":"twig/twig","cve_ids":["CVE-2026-48806"],"ecosystem":"Packagist","epss":0.00418,"exploited":false,"fixed_versions":["3.27.0"],"ghsa_id":"GHSA-5v5v-ww74-355v","id":"tcs_01M5KEWCW4BZGBNA4JZ0MTPYB7","modified_at":"2026-09-10T03:50:48.434648754Z","published_at":"2026-06-30T18:42:49Z","references":["https://osv.dev/vulnerability/GHSA-5v5v-ww74-355v","https://github.com/twigphp/Twig/security/advisories/GHSA-5v5v-ww74-355v","https://github.com/FriendsOfPHP/security-advisories/blob/master/twig/twig/CVE-2026-48806.yaml","https://github.com/twigphp/Twig","https://github.com/twigphp/Twig/releases/tag/v3.27.0","https://symfony.com/blog/cve-2026-48806-sandbox-tostring-policy-bypass-via-dynamic-mapping-keys"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"GHSA-5v5v-ww74-355v","url":"https://osv.dev/vulnerability/GHSA-5v5v-ww74-355v"},{"source":"nvd","source_id":"CVE-2026-48806","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-48806"}],"summary":"Twig: Sandbox `__toString()` policy bypass via dynamic mapping keys"}