CVE-2026-1144CWE-119CWE-416

quickjs-ng quickjs Atomics Ops quickjs.c use after free

Medium · published January 19, 2026

CVSS v4.0
5.3
EPSS
0%
Percentile
35.2
In the wild
Unconfirmed
What it is

A vulnerability was detected in quickjs-ng quickjs up to 0.11.0. Affected is an unknown function of the file quickjs.c of the component Atomics Ops Handler. The manipulation results in use after free. The attack can be executed remotely. The exploit is now public and may be used. The patch is identified as ea3e9d77454e8fc9cb3ef3c504e9c16af5a80141. Applying a patch is advised to resolve this issue.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00420 · 35.2th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-416 · Use After Free
Published
2026-01-19T07:32Z
EPSS history
Timeline
  • 19 JAN 07:32Z
    quickjs-ng quickjs Atomics Ops quickjs.c use after free
    cvelistv5