{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-52804","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-06-08T18:02:19.731Z","datePublished":"2026-06-24T20:20:26.848Z","dateUpdated":"2026-06-26T03:55:45.598Z"},"containers":{"cna":{"title":"Gogs: Privilege Escalation via Collaboration Access Mode Validation","problemTypes":[{"descriptions":[{"cweId":"CWE-193","lang":"en","description":"CWE-193: Off-by-one Error","type":"CWE"}]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":5.5,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","version":"4.0"}}],"references":[{"name":"https://github.com/gogs/gogs/security/advisories/GHSA-4565-r4x7-hg8j","tags":["x_refsource_CONFIRM"],"url":"https://github.com/gogs/gogs/security/advisories/GHSA-4565-r4x7-hg8j"},{"name":"https://github.com/gogs/gogs/pull/8227","tags":["x_refsource_MISC"],"url":"https://github.com/gogs/gogs/pull/8227"},{"name":"https://github.com/gogs/gogs/commit/1fdc9cc28e159135cfa4d6b11ecd5daa0f8ce22b","tags":["x_refsource_MISC"],"url":"https://github.com/gogs/gogs/commit/1fdc9cc28e159135cfa4d6b11ecd5daa0f8ce22b"},{"name":"https://github.com/gogs/gogs/releases/tag/v0.14.3","tags":["x_refsource_MISC"],"url":"https://github.com/gogs/gogs/releases/tag/v0.14.3"}],"affected":[{"vendor":"gogs","product":"gogs","versions":[{"version":"< 0.14.3","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-06-24T20:20:26.848Z"},"descriptions":[{"lang":"en","value":"Gogs is an open source self-hosted Git service. Prior to 0.14.3, a repository admin collaborator can escalate their privileges to owner-level access by exploiting an off-by-one error in the ChangeCollaborationAccessMode function. This vulnerability is fixed in 0.14.3."}],"source":{"advisory":"GHSA-4565-r4x7-hg8j","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-25T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-52804"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-06-26T03:55:45.598Z"}}]}}