CVE-2026-1145

quickjs-ng quickjs quickjs.c js_typed_array_constructor_ta heap-based overflow

State: Published
Severity: 5.3 Medium
Published: Jan 19, 2026
Updated: Feb 25, 2026
Reserved: Jan 18, 2026

Description

A flaw has been found in quickjs-ng quickjs up to 0.11.0. Affected by this vulnerability is the function js_typed_array_constructor_ta of the file quickjs.c. This manipulation causes heap-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been published and may be used. Patch name: 53aebe66170d545bb6265906fe4324e4477de8b4. It is suggested to install a patch to address this issue.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	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	VulDB
3.1	6.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C	VulDB
3.0	6.3 Medium	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C	VulDB
2.0	7.5 High	AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C	VulDB

Weaknesses

CWE-122 Heap-based Buffer Overflow
CWE-119 Memory Corruption

Affected Products

Product	Versions
quickjsquickjs-ng	0.1Affected 0.2Affected 0.3Affected 0.4Affected 0.5Affected 0.6Affected 0.7Affected 0.8Affected 0.9Affected 0.10Affected 0.11.0Affected

References

VDB-341738 | quickjs-ng quickjs quickjs.c js_typed_array_constructor_ta heap-based overflowvdb-entrytechnical-description
VDB-341738 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
Submit #735539 | quickjs-ng quickjs v0.11.0 Heap-based Buffer Overflowthird-party-advisory
https://github.com/quickjs-ng/quickjs/issues/1305issue-tracking
https://github.com/quickjs-ng/quickjs/pull/1306issue-tracking
https://github.com/quickjs-ng/quickjs/issues/1305#issue-3785444372exploitissue-tracking
https://github.com/paralin/quickjs/commit/53aebe66170d545bb6265906fe4324e4477de8b4patch
https://github.com/quickjs-ng/quickjs/product

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