{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-49981","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-06-02T18:30:51.282Z","datePublished":"2026-07-14T21:26:00.460Z","dateUpdated":"2026-07-21T14:57:52.032Z"},"containers":{"cna":{"title":"Twig: Sandbox filter, tag and function allow-list bypass when sandbox state changes between renders for a cached `Template`","problemTypes":[{"descriptions":[{"cweId":"CWE-693","lang":"en","description":"CWE-693: Protection Mechanism Failure","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-863","lang":"en","description":"CWE-863: Incorrect Authorization","type":"CWE"}]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":6,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N","version":"4.0"}}],"references":[{"name":"https://github.com/twigphp/Twig/security/advisories/GHSA-529h-vh3j-85hq","tags":["x_refsource_CONFIRM"],"url":"https://github.com/twigphp/Twig/security/advisories/GHSA-529h-vh3j-85hq"},{"name":"https://github.com/twigphp/Twig/commit/23eb6eb1267cb0d303b91eb5cff9b0c559c538a4","tags":["x_refsource_MISC"],"url":"https://github.com/twigphp/Twig/commit/23eb6eb1267cb0d303b91eb5cff9b0c559c538a4"},{"name":"https://github.com/twigphp/Twig/releases/tag/v3.27.0","tags":["x_refsource_MISC"],"url":"https://github.com/twigphp/Twig/releases/tag/v3.27.0"}],"affected":[{"vendor":"twigphp","product":"Twig","versions":[{"version":"< 3.27.0","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-07-14T21:26:00.460Z"},"descriptions":[{"lang":"en","value":"Twig is a template language for PHP. Prior to 3.27.0, the per-template filter, tag, and function allow-list verdict is computed when a Template instance is constructed and can remain cached after sandbox state changes between renders, allowing a later sandboxed render to reuse a template that was originally checked with a different or empty policy. This issue is fixed in version 3.27.0."}],"source":{"advisory":"GHSA-529h-vh3j-85hq","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-21T14:57:43.577123Z","id":"CVE-2026-49981","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-21T14:57:52.032Z"}}]}}