GitHub CLI (gh) is GitHub’s official command line tool. Prior to 2.97.0, gh attestation verify builds the certificate Subject Alternative Name matcher from the --signer-repo and --signer-workflow flag values without escaping regex metacha…
Exact source revision recorded 7 Nov 2026 13:31:07 UTC. It does not establish the source's current position. Latest evidence.
euvd · EUVD-2026-54222
PublishedEUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.
Original publisher date fields
datePublished: Aug 6, 2026, 6:41:54 PM
dateUpdated: Aug 8, 2026, 2:23:17 AM
3 related source bulletins · separate from aliases
msrc_CVE-2026-64655: GitHub CLI: Attestation Verification Bypass via Unescaped Regex Metacharacters in SAN Matching
CVE-2026-64655
openSUSE-SU-2026:21663-1: Security update for gh
CVE-2026-39821 · CVE-2026-64652 · CVE-2026-64653 · CVE-2026-64654 · CVE-2026-64655
openSUSE-SU-2026:11530-1: gh-2.97.0-1.1 on GA media
CVE-2026-64652 · CVE-2026-64653 · CVE-2026-64654 · CVE-2026-64655
No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.
Original source record · Cite this exact observation · Complete original publisher JSON