Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 7.4 | High | 3.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N | CNA (GitHub_M) |
- CISA KEV Not listed.
- EPSS 0.0030, the 22nd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 13:32 UTC First seen by agentprime
- 31 Oct 2026, 13:32 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-j63v-mwhm-56jx
- OSV: GHSA-j63v-mwhm-56jx
- github.com/sigstore/sigstore-js/security/advisories/GHSA-j63v-mwhm-56jx
- nvd.nist.gov/vuln/detail/CVE-2026-118763
- github.com/sigstore/sigstore-js/pull/1762
- github.com/sigstore/sigstore-js/commit/b855f46cfe81f26481c6d3f4b333dfd00f2fd1b1
- github.com/sigstore/sigstore-js/commit/e4ca65c3ab3c675456ab9b0bd04217ceccad3558
- github.com/sigstore/sigstore-js
- github.com/sigstore/sigstore-js/releases/tag/@sigstore/[email protected]