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Vulnerability record · CVE-2026-93687 · published 18 September 2026

CVE-2026-93687: braces through 3.0.3 contains a stack overflow vulnerability in the recursive AST walkers that lack depth guar…

braces through 3.0.3 contains a stack overflow vulnerability in the recursive AST walkers that lack depth guards. Attackers can supply deeply nested brace patterns under the character limit to exhaust the call stack and terminate the Node.js process with an uncaught RangeError.

8.7 CVSS 4.0 High EPSS 0.74% · top 47.3% CWE-674 · CWE-674 Awaiting Analysis
8.7CVSS 4.0 base score
0.74%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
6References
22 Sep 2026Last modified by NVD

Description

braces through 3.0.3 contains a stack overflow vulnerability in the recursive AST walkers that lack depth guards. Attackers can supply deeply nested brace patterns under the character limit to exhaust the call stack and terminate the Node.js process with an uncaught RangeError.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

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Source: NIST National Vulnerability Database (record CVE-2026-93687), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.