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Vulnerability record · CVE-2026-0822 · published 10 January 2026

CVE-2026-0822: Quickjs-ng quickjs memory buffer overflow vulnerability

QQuickjs Ng · Quickjs

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.

2.1 CVSS 4.0 Low EPSS 0.46% · top 62.3% CWE-119 · Memory buffer overflowCWE-122 · Heap-based buffer overflow
2.1CVSS 4.0 base score, v2 7.5
0.46%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

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.

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/quickjs-ng/quickjs/
https://github.com/quickjs-ng/quickjs/commit/53eefbcd695165a3bd8c584813b472cb4a69fbf5 Patch
https://github.com/quickjs-ng/quickjs/issues/1297 ExploitIssue TrackingVendor Advisory
https://github.com/quickjs-ng/quickjs/issues/1297#issue-3780006202 ExploitIssue TrackingVendor Advisory
https://github.com/quickjs-ng/quickjs/pull/1298 Issue Tracking
https://vuldb.com/?ctiid.340356 Permissions RequiredVDB Entry
https://vuldb.com/?id.340356 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.731783 Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-0822), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.