{"cve":"CVE-2026-52804","nvd":{"published":"2026-06-24T21:16:56.187","modified":"2026-06-26T05:16:29.707","status":"Deferred","description":"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.","cvss_v4":{"vector":"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","score":5.5},"cvss_v3":null,"cwes":["CWE-193"],"references":["https://github.com/gogs/gogs/commit/1fdc9cc28e159135cfa4d6b11ecd5daa0f8ce22b","https://github.com/gogs/gogs/pull/8227","https://github.com/gogs/gogs/releases/tag/v0.14.3","https://github.com/gogs/gogs/security/advisories/GHSA-4565-r4x7-hg8j"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:41:17.107060303+00:00"},"epss":{"cve":"CVE-2026-52804","score":0.00499,"percentile":0.42806,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-4565-r4x7-hg8j","url":"https://osv.dev/vulnerability/GHSA-4565-r4x7-hg8j","summary":"Gogs Vulnerable to Privilege Escalation via Collaboration Access Mode Validation","modified":"2026-07-21T13:30:31.760946940Z","packages":[{"ecosystem":"Go","name":"gogs.io/gogs","purl":"pkg:golang/gogs.io/gogs","ranges":["<0.14.3"],"fixed":["0.14.3"]}]},{"id":"GO-2026-5110","url":"https://osv.dev/vulnerability/GO-2026-5110","summary":"Gogs Vulnerable to Privilege Escalation via Collaboration Access Mode Validation in gogs.io/gogs","modified":"2026-06-25T18:45:20.893485307Z","packages":[{"ecosystem":"Go","name":"gogs.io/gogs","purl":"pkg:golang/gogs.io/gogs","ranges":["all versions"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}