sigstore's `certificateOIDs` verification constraints are silently dropped and never enforced

Date Jul 1, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product npm ยท sigstore
CVE CVE-2026-48815
High-risk advisory CVE-2026-48815

Summary

sigstore's `certificateOIDs` verification constraints are silently dropped and never enforced

Why it matters

GitHub has published a reviewed security advisory for sigstore. Prioritize it with other application dependency updates.

Operator check

Check whether sigstore is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.