Withdrawn Advisory: braces vulnerable to stack-exhaustion denial of service through deeply nested patterns

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 0.0077, the 56th percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 18 Sept 2026, 15:06 UTC Confirmed by the CVE List
2. 18 Sept 2026, 16:17 UTC Confirmed by NVD
3. 31 Oct 2026, 13:33 UTC First seen by agentprime
4. 31 Oct 2026, 13:33 UTC Confirmed by OSV

Sources

• GitHub Advisory Database: GHSA-vfj7-8cjw-p6xm
• OSV: GHSA-vfj7-8cjw-p6xm
• nvd.nist.gov/vuln/detail/CVE-2026-93687
• github.com/micromatch/braces/issues/70
• github.com/micromatch/braces/issues/73#issuecomment-5996574974
• github.com/micromatch/braces
• github.com/micromatch/braces/blob/3.0.3/lib/compile.js#L49-L53
• github.com/micromatch/braces/blob/3.0.3/lib/expand.js#L102-L105
• github.com/micromatch/braces/blob/3.0.3/lib/parse.js#L38-L40
• www.vulncheck.com/advisories/braces-through-3.0.3-stack-overflow-via-deeply-nested-patterns

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.