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CVE-2026-40897

8.8 high exploit ×2 SSVC exploitation: none Modified
NVD · CVE.org

Math.js is an extensive math library for JavaScript and Node.js. From 13.1.1 to before 15.2.0, a vulnerability allowed executing arbitrary JavaScript via the expression parser of mathjs. You can be affected when you have an application where users can evaluate arbitrary expressions using the mathjs expression parser. This vulnerability is fixed in 15.2.0.

Fix

Public exploits 2

Each line links to the index that lists it, never to exploit code. Exploit-DB's "verified" and a Metasploit rank of good or better count as verified; a PoC-in-GitHub entry is a repository's claim.

Patch, vendor advisory and mitigation references on NVD 2

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 8.8 · mathjsNVD modified 2026-10-26 21:10

Affected (CPE criteria) 1

  • cpe:2.3:a:mathjs:mathjs:*:*:*:*:*:node.js:*:*

References 6