{"api_version":"1","generated_at":"2026-10-06T21:46:39+00:00","cve":"CVE-2026-96399","urls":{"html":"https://cve.report/CVE-2026-96399","api":"https://cve.report/api/cve/CVE-2026-96399.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-96399","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-96399"},"summary":{"title":"Gitea denial of service through external issue tracker patterns","description":"A repository's external issue tracker regular expression containing alternating capture groups could produce invalid slice indexes when Gitea rendered issue references, causing a runtime panic that terminated the Gitea process. 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A user who can edit a repository's external issue tracker settings could make any later rendering of matching content, such as viewing a README, crash the instance for all users."}],"problemTypes":[{"descriptions":[{"cweId":"CWE-125","description":"CWE-125: Out-of-bounds Read","lang":"en","type":"CWE"},{"cweId":"CWE-248","description":"CWE-248: Uncaught Exception","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-10-06T19:25:18.075Z","orgId":"88ee5874-cf24-4952-aea0-31affedb7ff2","shortName":"Gitea"},"references":[{"name":"GitHub Security Advisory GHSA-mw6q-qj47-9g5q","tags":["vendor-advisory"],"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-mw6q-qj47-9g5q"},{"name":"Fix: go-gitea/gitea pull request #39354","tags":["patch"],"url":"https://github.com/go-gitea/gitea/pull/39354"},{"name":"Gitea 28.0.0 release announcement","tags":["release-notes"],"url":"https://blog.gitea.com/release-of-28.0.0/"},{"name":"go-gitea/gitea v28.0.0 release","tags":["release-notes"],"url":"https://github.com/go-gitea/gitea/releases/tag/v28.0.0"}],"title":"Gitea denial of service through external issue tracker patterns"}},"cveMetadata":{"assignerOrgId":"88ee5874-cf24-4952-aea0-31affedb7ff2","assignerShortName":"Gitea","cveId":"CVE-2026-96399","datePublished":"2026-10-06T19:25:18.075Z","dateReserved":"2026-10-04T21:59:53.543Z","dateUpdated":"2026-10-06T19:25:18.075Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-06 20:17:35","lastModifiedDate":"2026-10-06 20:17:35","problem_types":["CWE-125","CWE-248","CWE-125 CWE-125: Out-of-bounds Read","CWE-248 CWE-248: Uncaught Exception"],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"96399","Ordinal":"1","Title":"Gitea denial of service through external issue tracker patterns","CVE":"CVE-2026-96399","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"96399","Ordinal":"1","NoteData":"A repository's external issue tracker regular expression containing alternating capture groups could produce invalid slice indexes when Gitea rendered issue references, causing a runtime panic that terminated the Gitea process. A user who can edit a repository's external issue tracker settings could make any later rendering of matching content, such as viewing a README, crash the instance for all users.","Type":"Description","Title":"Gitea denial of service through external issue tracker patterns"}]}}}