{"action":"Upgrade github.com/sigstore/cosign/v3 to 3.0.4 or later.","affected":[{"fixed":"3.0.4","introduced":"0"}],"component":"github.com/sigstore/cosign/v3","cve_ids":["CVE-2026-22703"],"ecosystem":"Go","epss":0.00106,"exploited":false,"fixed_versions":["3.0.4"],"ghsa_id":"GHSA-whqx-f9j3-ch6m","id":"tcs_01M5KGD0FVHMQ6RMD4P47Q7J35","modified_at":"2026-08-24T10:25:51.746398338Z","published_at":"2026-01-13T16:42:40Z","references":["https://osv.dev/vulnerability/GO-2026-4309","https://github.com/sigstore/cosign/security/advisories/GHSA-whqx-f9j3-ch6m","https://nvd.nist.gov/vuln/detail/CVE-2026-22703","https://github.com/sigstore/cosign/commit/6832fba4928c1ad69400235bbc41212de5006176","https://github.com/sigstore/cosign/pull/4623"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"GO-2026-4309#Go/github.com/sigstore/cosign/v3","url":"https://osv.dev/vulnerability/GO-2026-4309"},{"source":"nvd","source_id":"CVE-2026-22703","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-22703"}],"summary":"Cosign verification accepts any valid Rekor entry under certain conditions in github.com/sigstore/cosign"}