high8.8
CVE-2026-40897
Math.js is an extensive math library for JavaScript and Node.js.
Impact
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 packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| npm | mathjs | >= 13.1.1, < 15.2.0 | 15.2.0 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mathjs | Mathjs | from 13.1.1 before 15.2.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-29qv-4j9f-fjw5
- https://github.com/josdejong/mathjs/security/advisories/GHSA-29qv-4j9f-fjw5
- https://github.com/josdejong/mathjs/pull/3656
- https://github.com/josdejong/mathjs/commit/513ab2a0e01004af91b31aada68fae8a821326ad
- https://nvd.nist.gov/vuln/detail/CVE-2026-40897
- 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