CVE-2026-40897
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.
Weakness
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.
Affected products
- mathjs mathjs
References
- https://github.com/josdejong/mathjs/commit/513ab2a0e01004af91b31aada68fae8a821326ad
- https://github.com/josdejong/mathjs/pull/3656
- https://github.com/josdejong/mathjs/security/advisories/GHSA-29qv-4j9f-fjw5
- https://access.redhat.com/security/cve/CVE-2026-40897
- https://bugzilla.redhat.com/show_bug.cgi?id=2461612
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40897.json
Find the bug before an attacker does.
Sign in with GitHub and run your first audit in under a minute. The free plan needs no credit card.