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CVE-2026-3979

quickjs-ng quickjs quickjs.c js_iterator_concat_return use after free

CVSS 4.8 MEDIUMEPSS 0.1%CWE-119CWE-416
Vexday Risk Score
13Bajo
Decisión SSVC (CISA)
Track
Sin señal de explotación → monitorear
CVSS 4.8EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Ciclo de vida
12 mar 2026Publicada en NVD
Recomendación: Monitorear — sin señal de explotación por ahora.
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.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Productos afectados
quickjs-ng · quickjs
Referencias
https://github.com/quickjs-ng/quickjs/https://github.com/quickjs-ng/quickjs/commit/daab4ad4bae4ef071ed0294618d6244e92def4cdhttps://github.com/quickjs-ng/quickjs/issues/1368https://github.com/quickjs-ng/quickjs/issues/1368#issue-4004680962https://github.com/quickjs-ng/quickjs/pull/1370https://vuldb.com/?ctiid.350414https://vuldb.com/?id.350414https://vuldb.com/?submit.769600