Database/Container, Kubernetes & orchestration
cosign / sigstore: A crafted bundle verifies successfully even though the embedded Rekor entry does not reference
CVE-2026-22703Container, Kubernetes & orchestrationcurated
Impact
A crafted bundle verifies successfully even though the embedded Rekor entry does not reference the artifact; signature policy bypass
Who can reach it
Malicious image
What to do
Upgrade cosign to 2.6.2/3.0.4+; re-verify admitted images
References
This entry is curated: imported from vendor advisories with machine assistance, not yet individually verified. Confirm against your vendor's advisory before acting, and report anything wrong.