{"id":"CVE-2026-58436","state":"PUBLISHED","title":"ParseAcceptLanguage quadratic-time DoS via Locale middleware on unauthenticated requests","description":"ParseAcceptLanguage quadratic-time DoS via Locale middleware on unauthenticated requests","publishedAt":"2026-08-13T16:44:52.210Z","updatedAt":"2026-08-14T17:14:59.535Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Gitea","products":["Gitea Gitea Open Source Git Server"],"affected":[{"vendor":"Gitea","product":"Gitea Open Source Git Server","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.26.4","versionType":"semver"}]}],"references":["https://github.com/go-gitea/gitea/security/advisories/GHSA-fw57-jgch-pgf3","https://github.com/go-gitea/gitea/releases/tag/v1.27.0","https://blog.gitea.com/gitea-1.27.0-is-released/"],"weaknesses":["CWE-407","CWE-1333"],"ingestedAt":"2026-10-29T20:12:24.861Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/58xxx/CVE-2026-58436.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-58436","state":"PUBLISHED","datePublished":"2026-08-13T16:44:52.210Z","dateUpdated":"2026-08-14T17:14:59.535Z","assignerShortName":"Gitea","assignerOrgId":"88ee5874-cf24-4952-aea0-31affedb7ff2","dateReserved":"2026-06-30T18:57:20.616Z"},"containers":{"cna":{"title":"ParseAcceptLanguage quadratic-time DoS via Locale middleware on unauthenticated requests","descriptions":[{"lang":"en","value":"ParseAcceptLanguage quadratic-time DoS via Locale middleware on unauthenticated requests"}],"affected":[{"vendor":"Gitea","product":"Gitea Open Source Git Server","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.26.4","versionType":"semver"}]}],"references":[{"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-fw57-jgch-pgf3","name":"GitHub Security Advisory","tags":["vendor-advisory"]},{"url":"https://github.com/go-gitea/gitea/releases/tag/v1.27.0","name":"Gitea v1.27.0 Release","tags":["release-notes"]},{"url":"https://blog.gitea.com/gitea-1.27.0-is-released/","name":"Gitea v1.27.0 Release Blog Post","tags":["release-notes"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-407","description":"CWE-407","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-1333","description":"CWE-1333","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Gitea","orgId":"88ee5874-cf24-4952-aea0-31affedb7ff2","dateUpdated":"2026-08-13T16:44:52.210Z"},"credits":[{"lang":"en","value":"tonghuaroot","type":"reporter"}],"x_generator":{"engine":"cvelib 1.8.0"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-fw57-jgch-pgf3","tags":["exploit"]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-14T17:14:51.911060Z","id":"CVE-2026-58436","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-14T17:14:59.535Z"}}]}}}