Go/github.com/sigstore/cosign CVE-2026-22703: medium 5.5, EPSS 0.11%
Cosign verification accepts any valid Rekor entry under certain conditions in github.com/sigstore/cosign
Action: No fix published. Pin and monitor.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | - | - |
Fixed versions
No fixed version in the source.
Sources
- osv: GO-2026-4309
- nvd: CVE-2026-22703
- https://github.com/sigstore/cosign/security/advisories/GHSA-whqx-f9j3-ch6m
- https://github.com/sigstore/cosign/commit/6832fba4928c1ad69400235bbc41212de5006176
- https://github.com/sigstore/cosign/pull/4623
CVE-2026-22703 · published · modified · JSON