High severity7.3NVD Advisory· Published Jan 10, 2026· Updated Apr 29, 2026
CVE-2026-0821
CVE-2026-0821
Description
A vulnerability was determined in quickjs-ng quickjs up to 0.11.0. This vulnerability affects the function js_typed_array_constructor of the file quickjs.c. Executing a manipulation can lead to heap-based buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. This patch is called c5d80831e51e48a83eab16ea867be87f091783c5. A patch should be applied to remediate this issue.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2cpe:2.3:a:quickjs-ng:quickjs:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:quickjs-ng:quickjs:*:*:*:*:*:*:*:*range: <=0.11.0
- (no CPE)range: <=0.11.0
Patches
Vulnerability mechanics
References
7- github.com/quickjs-ng/quickjs/commit/c5d80831e51e48a83eab16ea867be87f091783c5nvdPatch
- github.com/quickjs-ng/quickjs/issues/1296nvdExploitIssue TrackingVendor Advisory
- github.com/quickjs-ng/quickjs/issues/1296nvdExploitIssue TrackingVendor Advisory
- vuldb.comnvdThird Party AdvisoryVDB Entry
- vuldb.comnvdThird Party AdvisoryVDB Entry
- github.com/quickjs-ng/quickjs/pull/1299nvdIssue Tracking
- vuldb.comnvdPermissions RequiredVDB Entry
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