Go/github.com/sigstore/cosign/v2 CVE-2026-22703: unknown, EPSS 0.11%
Cosign verification accepts any valid Rekor entry under certain conditions in github.com/sigstore/cosign
Action: Upgrade github.com/sigstore/cosign/v2 to 2.6.2 or later.
go get github.com/sigstore/cosign/v2@v2.6.2Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 2.6.2 | - |
Fixed versions
| 2.6.2 |
Sources
- osv: GO-2026-4309#Go/github.com/sigstore/cosign/v2
- https://github.com/sigstore/cosign/security/advisories/GHSA-whqx-f9j3-ch6m
- https://nvd.nist.gov/vuln/detail/CVE-2026-22703
- https://github.com/sigstore/cosign/commit/6832fba4928c1ad69400235bbc41212de5006176
- https://github.com/sigstore/cosign/pull/4623
CVE-2026-22703 · published · modified · JSON