CVE-2026-0821

Summary

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.

Affected Software

Weaknesses

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

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: yes
  • Technical Impact: partial

References

• https://vuldb.com/?id.340355
• https://vuldb.com/?ctiid.340355
• https://vuldb.com/?submit.731780
• https://github.com/quickjs-ng/quickjs/issues/1296
• https://github.com/quickjs-ng/quickjs/pull/1299
• https://github.com/quickjs-ng/quickjs/issues/1296#issue-3780003395
• https://github.com/quickjs-ng/quickjs/commit/c5d80831e51e48a83eab16ea867be87f091783c5
• https://github.com/quickjs-ng/quickjs/

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