Medium severity6.1NVD Advisory· Published Oct 14, 2026· Updated Oct 14, 2026
CVE-2026-110715
CVE-2026-110715
Description
MuJS 1.3.6 before 1.3.9 contains a heap out-of-bounds read and write vulnerability in Array.prototype.sort that allows attackers to corrupt memory by inflating a simple array's length. Attackers can supply JavaScript that enlarges a dense array's length and calls sort, causing Ap_sort_cmp and Ap_sort_swap to access slots past the buffer and crash the process.
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Affected products
1Patches
Vulnerability mechanics
References
5- codeberg.org/ccxvii/mujs/commit/32064e10caa45e68fc87331ca53d042049cc9396nvd
- codeberg.org/ccxvii/mujs/src/commit/307f18c4216420f2f56e22d8e7040baa39a6304a/jsarray.cnvd
- hackmd.io/@haind-pwn/mujs-array-length-flat-oobnvd
- mujs.com/downloads/nvd
- www.vulncheck.com/advisories/mujs-1.3.6-before-1.3.9-heap-out-of-bounds-read-write-via-array-prototype-sortnvd
News mentions
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