GO-2026-5694 Cosign's verify-blob-attestation reports false positive when payload parsing fails in github.com/sigstore/cosign

Cosign's verify-blob-attestation reports false positive when payload parsing fails in github.com/sigstore/cosign...

GO-2026-4529 Cosign considered signatures valid with expired intermediate certificates when transparency log verification is skipped in github.com/sigstore/cosign

Cosign considered signatures valid with expired intermediate certificates when transparency log verification is skipped in github.com/sigstore/cosign...

GO-2026-4309 Cosign verification accepts any valid Rekor entry under certain conditions in github.com/sigstore/cosign

Cosign verification accepts any valid Rekor entry under certain conditions in github.com/sigstore/cosign...