{"id":"GO-2026-5763","revision":"a83dc6349d4b4bf59ea7d0cd613a62d5","records":[{"revision":"a83dc6349d4b4bf59ea7d0cd613a62d5","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GO-2026-5763","aliases":["CVE-2026-39984","GHSA-xm5m-wgh2-rrg3"],"title":"Sigstore Timestamp Authority has Improper Certificate Validation in verifier in github.com/sigstore/timestamp-authority","description":"Sigstore Timestamp Authority has Improper Certificate Validation in verifier in github.com/sigstore/timestamp-authority","state":0,"publishedAt":"2026-06-25T22:34:41+00:00","modifiedAt":"2026-06-26T15:44:23.0643961+00:00","affected":[{"ecosystem":"Go","name":"github.com/sigstore/timestamp-authority","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"Go","name":"github.com/sigstore/timestamp-authority/v2","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"2.0.6"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[],"references":["https://github.com/sigstore/timestamp-authority/security/advisories/GHSA-xm5m-wgh2-rrg3","https://nvd.nist.gov/vuln/detail/CVE-2026-39984","https://github.com/sigstore/timestamp-authority/releases/tag/v2.0.6"],"sourceUrl":"https://osv.dev/vulnerability/GO-2026-5763","license":"OSV · upstream source license applies","key":"osv:GO-2026-5763","identifiers":["GO-2026-5763","CVE-2026-39984","GHSA-xm5m-wgh2-rrg3"]},"retained":false,"historicalAffected":[]}],"coverage":[]}