No VulnCrest analysis published for this CVE yet. Below is the original CNA/NVD description, unmodified.
Description
QuickJS-NG before 0.16.0 contains an integer overflow in js_typed_array_sort() in quickjs.c that allows attackers to cause a heap buffer overflow on 32-bit hosts. Attackers who can run JavaScript can call TypedArray.prototype.sort with a comparator on a typed array near 2^30 elements, wrapping the allocation size and writing indices past the buffer to crash or potentially execute code.
Exploits & detection
No public PoC or detection template found yet.
Timeline
- Published: 02 Nov 2026
- Last modified upstream: 06 Nov 2026
Sources & licenses
- CVE / CVSS / CWE
- NVD record ↗ (unmodified). This product uses the NVD API but is not endorsed or certified by the NVD. CVE® © The MITRE Corporation.
- Exploitation
- CISA KEV (CC0) · EPSS by FIRST.org
- References used for the analysis
- https://github.com/quickjs-ng/quickjs/blob/v0.15.1/quickjs.c#L60032
- https://github.com/quickjs-ng/quickjs/commit/e93cca611908e12b824ec85fbee6b31a5ee61568
- https://github.com/quickjs-ng/quickjs/releases/tag/v0.16.0
- https://github.com/quickjs-ng/quickjs/security/advisories/GHSA-9wv5-5cgr-grj6
- https://www.vulncheck.com/advisories/quickjs-ng-before-0.16.0-heap-buffer-overflow-via-typedarray-prototype-sort
- https://github.com/quickjs-ng/quickjs/security/advisories/GHSA-9wv5-5cgr-grj6
- Analysis, summary and remediation
- © VulnCrest