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Vulnerabilities

Vulnerability · CVE-2026-0822

A vulnerability was identified in quickjs-ng quickjs up to 0.11.0.

Published Jan 10, 2026 · catalog updated Feb 23, 2026 · QuickJS

Last checked Nov 5, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-0822. EPSS is 0.46%. Act only if a listed version of QuickJS is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium5.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.46%
Remediation
Vendor / distro source
Affected products
vendor quickjs-ng QuickJS 0.11.0

A vulnerability was identified in quickjs-ng quickjs up to 0.11.0. This issue affects the function js_typed_array_sort of the file quickjs.c. The manipulation leads to heap-based buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The identifier of the patch is 53eefbcd695165a3bd8c584813b472cb4a69fbf5. To fix this issue, it is recommended to deploy a patch.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor quickjs-ng QuickJS 0.11.00.11.0

How to fix CVE-2026-0822

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-0822. EPSS is 0.46%. Act only if a listed version of QuickJS is installed.

Which versions are affected?

Compare what you have installed with quickjs-ng QuickJS 0.11.0 0.11.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.46%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jan 10, 2026 · EUVD

    Detected

    A vulnerability was identified in quickjs-ng quickjs up to 0.11.0. This issue affects the function js_typed_array_sort of the file quickjs.c. The manipulation leads to heap-based buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The identifier of the patch is 53eefbcd695165a3bd8c584813b472cb4a69fbf5. To fix this issue, it is recomm

  2. Feb 23, 2026 · EUVD

    Updated

    A vulnerability was identified in quickjs-ng quickjs up to 0.11.0. This issue affects the function js_typed_array_sort of the file quickjs.c. The manipulation leads to heap-based buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The identifier of the patch is 53eefbcd695165a3bd8c584813b472cb4a69fbf5. To fix this issue, it is recomm

Sources

  • CVE.orgVulnerability recordCVE-2026-0822

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-0822

    30-day exploitation probability 0.46%

    first.org
  • EUVDVulnerability recordEUVD-2026-1846

    A vulnerability was identified in quickjs-ng quickjs up to 0.11.0. This issue affects the function js_typed_array_sort of the file quickjs.c. The manipulation leads to heap-based buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 5, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 5, 2026
  • CVE.orgOct 30, 2026
  • EUVDOct 30, 2026