jsv treats regex match budget exhaustion as a non-match, bypassing patternProperties and not

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

• CISA KEV Not listed.
• EPSS 0.0019, the 8th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 1 Nov 2026, 13:29 UTC Confirmed by the CVE List
2. 1 Nov 2026, 13:30 UTC Confirmed by OSV
3. 1 Nov 2026, 13:37 UTC First seen by agentprime
4. 1 Nov 2026, 14:18 UTC Confirmed by NVD

Sources

• GitHub Advisory Database: GHSA-cvmg-hgv6-jqcp
• OSV: GHSA-cvmg-hgv6-jqcp
• github.com/lud/jsv/security/advisories/GHSA-cvmg-hgv6-jqcp
• cna.erlef.org/cves/CVE-2026-117680.html
• github.com/lud/jsv/commit/302a5d0803468f81a1cf08e3b67d8b14cee759ca
• github.com/lud/jsv/commit/defdb8a68ac7f218aa5dfe85190d484017cb8817
• hex.pm/packages/jsv

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.