Description
A flaw has been found in quickjs-ng quickjs up to 0.12.1. This affects the function js_iterator_concat_return of the file quickjs.c. This manipulation causes use after free. The attack requires local access. The exploit has been published and may be used. Patch name: daab4ad4bae4ef071ed0294618d6244e92def4cd. Applying a patch is the recommended action to fix this issue.
References (8)
Core 8
Core References
Permissions Required, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.350414
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.350414
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.769600
Issue Tracking issue-tracking
https://github.com/quickjs-ng/quickjs/issues/1368
Issue Tracking issue-tracking
patch
https://github.com/quickjs-ng/quickjs/pull/1370
Issue Tracking exploit
issue-tracking
https://github.com/quickjs-ng/quickjs/issues/1368#issue-4004680962
Various Sources product
https://github.com/quickjs-ng/quickjs/
Scores
CVSS v3
5.3
EPSS
0.0011
EPSS Percentile
1.7%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-119
CWE-416
Status
published
Products (2)
quickjs-ng/quickjs
0.12.0
quickjs-ng/quickjs
0.12.1
Published
Mar 12, 2026
Tracked Since
Mar 12, 2026