{"action":"Upgrade code.gitea.io/gitea to 1.26.3 or later.","affected":[{"fixed":"1.26.3","introduced":"1.23.0"}],"component":"code.gitea.io/gitea","cve_ids":["CVE-2026-58423"],"ecosystem":"Go","epss":0.00393,"exploited":false,"fixed_versions":["1.26.3"],"ghsa_id":"GHSA-7wvc-rvp7-w99x","id":"tcs_01M5KF2RTC3BFWEAJ9C1RXJG97","modified_at":"2026-07-22T21:11:20.967203795Z","published_at":"2026-07-21T20:35:09Z","references":["https://osv.dev/vulnerability/GHSA-7wvc-rvp7-w99x","https://github.com/go-gitea/gitea/security/advisories/GHSA-7wvc-rvp7-w99x","https://nvd.nist.gov/vuln/detail/CVE-2026-58423","https://github.com/go-gitea/gitea/pull/38008","https://github.com/go-gitea/gitea/commit/42513398c05ca6bdf71da76cb6f9baaebe8cb924","https://github.com/go-gitea/gitea/commit/8f4b7ebbf6061bd44b1ab3824f17f37b87fb1740","https://blog.gitea.com/release-of-1.26.3-and-1.26.4","https://github.com/go-gitea/gitea","https://github.com/go-gitea/gitea/releases/tag/v1.26.4"],"severity":{"label":"high","score":7.7},"sources":[{"source":"osv","source_id":"GHSA-7wvc-rvp7-w99x","url":"https://osv.dev/vulnerability/GHSA-7wvc-rvp7-w99x"}],"summary":"Gitea: LFS authentication bypass via malformed SSH sub-verb allows unauthorized read access to private repositories"}