---
title: "CVE-2026-0822\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2026-0822?format=md
keywords: index, follow
---

# CVE-2026-0822

Publication date 10 January 2026

Last updated 11 September 2026

---

Ubuntu priority

**Medium**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

## Cvss 3 Severity Score

**6.3 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2026-0822?format=md#impact-score)

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## 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.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| quickjs | 26.04 LTS resolute | Vulnerable |
| 25.10 questing | Ignored end of life, was needed |
| 25.04 plucky | Ignored end of life, was needs-triage |
| 24.04 LTS noble | Vulnerable |
| 22.04 LTS jammy | Not in release |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)
* [Patch details](https://ubuntu.com/security/CVE-2026-0822?format=md#patch-details)

### Patch details

For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)

| Package | Patch details |
| --- | --- |
| quickjs | * Upstream:   [53eefbc](https://github.com/quickjs-ng/quickjs/commit/53eefbcd695165a3bd8c584813b472cb4a69fbf5) |

## Severity score breakdown

CVSS version:

CVSS v4.0

[CVSS v4.0](https://ubuntu.com/security/CVE-2026-0822?format=md)
[CVSS v3.0](https://ubuntu.com/security/CVE-2026-0822?format=md)

**Base score**

2.1 · Low

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Network |
  | Attack complexity | Low |
  | Attack requirements | None |
  | Privileges required | None |
  | User interaction | Passive |
  | Vulnerable system - Confidentiality impact | Low |
  | Vulnerable system - Integrity impact | Low |
  | Vulnerable system - Availability impact | Low |
  | Subsequent system - Confidentiality impact | None |
  | Subsequent system - Integrity impact | None |
  | Subsequent system - Availability impact | None |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 2.1 · Low |
  | Base + Threat score | - |
  | Base + Environmental score | - |
  | Base + Threat + Environmental score | - |

**Vector:** 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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-0822)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2026-0822)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2026-0822)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2026-0822)

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2026-0822>
* <https://github.com/quickjs-ng/quickjs/pull/1298>
* <https://github.com/quickjs-ng/quickjs/issues/1297#issue-3780006202>
* <https://vuldb.com/?ctiid.340356>
* <https://vuldb.com/?id.340356>
* <https://vuldb.com/?submit.731783>