{"id":"GO-2026-4309","summary":"Cosign verification accepts any valid Rekor entry under certain conditions in github.com/sigstore/cosign","details":"Cosign verification accepts any valid Rekor entry under certain conditions in github.com/sigstore/cosign","aliases":["BIT-cosign-2026-22703","CVE-2026-22703","GHSA-whqx-f9j3-ch6m"],"modified":"2026-03-17T05:09:33.298014Z","published":"2026-01-13T16:42:40Z","related":["CGA-p33x-hr59-777w"],"database_specific":{"review_status":"UNREVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-4309"},"references":[{"type":"ADVISORY","url":"https://github.com/sigstore/cosign/security/advisories/GHSA-whqx-f9j3-ch6m"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-22703"},{"type":"FIX","url":"https://github.com/sigstore/cosign/commit/6832fba4928c1ad69400235bbc41212de5006176"},{"type":"FIX","url":"https://github.com/sigstore/cosign/pull/4623"}],"affected":[{"package":{"name":"github.com/sigstore/cosign","ecosystem":"Go","purl":"pkg:golang/github.com/sigstore/cosign"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4309.json"}},{"package":{"name":"github.com/sigstore/cosign/v2","ecosystem":"Go","purl":"pkg:golang/github.com/sigstore/cosign/v2"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.6.2"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4309.json"}},{"package":{"name":"github.com/sigstore/cosign/v3","ecosystem":"Go","purl":"pkg:golang/github.com/sigstore/cosign/v3"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.0.4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4309.json"}}],"schema_version":"1.7.5"}