{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-40893","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-04-15T16:37:22.766Z","datePublished":"2026-05-14T15:18:27.758Z","dateUpdated":"2026-05-14T18:08:26.208Z"},"containers":{"cna":{"title":"Gotenberg: ExifTool Dangerous Tag Blocklist Bypass via Group-Prefixed Tag Names Allows Arbitrary File Rename and Move","problemTypes":[{"descriptions":[{"cweId":"CWE-73","lang":"en","description":"CWE-73: External Control of File Name or Path","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-184","lang":"en","description":"CWE-184: Incomplete List of Disallowed Inputs","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":8.2,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","version":"3.1"}}],"references":[{"name":"https://github.com/gotenberg/gotenberg/security/advisories/GHSA-62p3-hvxx-fxg4","tags":["x_refsource_CONFIRM"],"url":"https://github.com/gotenberg/gotenberg/security/advisories/GHSA-62p3-hvxx-fxg4"}],"affected":[{"vendor":"gotenberg","product":"gotenberg","versions":[{"version":"< 8.31.0","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-05-14T15:18:27.758Z"},"descriptions":[{"lang":"en","value":"Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.31.0, Gotenberg only checks if the tag is exactly FileName, so System:FileName slips right through and ExifTool happily renames the file. This allows remote attackers to move, rename, and change permissions for arbitrary files. This vulnerability is fixed in 8.31.0."}],"source":{"advisory":"GHSA-62p3-hvxx-fxg4","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/gotenberg/gotenberg/security/advisories/GHSA-62p3-hvxx-fxg4","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-14T18:08:23.445431Z","id":"CVE-2026-40893","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"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":"2026-05-14T18:08:26.208Z"}}]}}