---
title: "CVE-2022-2200\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-2022-2200?format=md
keywords: index, follow
---

# CVE-2022-2200

Publication date 5 July 2022

Last updated 25 August 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**8.8 · High**

[Score breakdown](https://ubuntu.com/security/CVE-2022-2200?format=md#impact-score)

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## Description

If an object prototype was corrupted by an attacker, they would have been
able to set undesired attributes on a JavaScript object, leading to
privileged code execution. This vulnerability affects Firefox < 102,
Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2022-2200?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| firefox | 23.04 lunar | Not affected |
| 22.10 kinetic | Not affected |
| 22.04 LTS jammy | Not affected |
| 21.10 impish | Fixed 102.0+build2-0ubuntu0.21.10.1 |
| 20.04 LTS focal | Fixed 102.0+build2-0ubuntu0.20.04.1 |
| 18.04 LTS bionic | Fixed 102.0+build2-0ubuntu0.18.04.1 |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| thunderbird | 23.04 lunar | Fixed 1:91.11.0+build1-0ubuntu1 |
| 22.10 kinetic | Fixed 1:91.11.0+build1-0ubuntu1 |
| 22.04 LTS jammy | Fixed 1:91.11.0+build2-0ubuntu0.22.04.1 |
| 21.10 impish | Fixed 1:91.11.0+build2-0ubuntu0.21.10.1 |
| 20.04 LTS focal | Fixed 1:91.11.0+build2-0ubuntu0.20.04.1 |
| 18.04 LTS bionic | Fixed 1:91.11.0+build2-0ubuntu0.18.04.1 |
| 16.04 LTS xenial | Ignored end of standard support |
| 14.04 LTS trusty | 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)

## Notes

---

### [mdeslaur](https://launchpad.net/~mdeslaur)

starting with Ubuntu 22.04, the firefox package is just a script
that installs the Firefox snap

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

8.8 · High

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Network |
  | Attack complexity | Low |
  | Privileges required | None |
  | User interaction | Required |
  | Scope | Unchanged |
  | Confidentiality impact | High |
  | Integrity impact | High |
  | Availability impact | High |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 8.8 · High |
  | Exploitability score | - |
  | Impact score | - |

**Vector:** CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2200)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2022-2200)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2022-2200)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2022-2200)

### Related Ubuntu Security Notices (USN)

+ [USN-5504-1](https://usn.ubuntu.com/USN-5504-1)
+ Firefox vulnerabilities
+ 5 July 2022

+ [USN-5512-1](https://usn.ubuntu.com/USN-5512-1)
+ Thunderbird vulnerabilities
+ 14 July 2022

### Other references

* <https://www.mozilla.org/en-US/security/advisories/mfsa2022-24/#CVE-2022-2200>
* <https://www.cve.org/CVERecord?id=CVE-2022-2200>