CVE-2022-22761

Publication date 9 February 2022

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Web-accessible extension pages (pages with a moz-extension:// scheme) were not correctly enforcing the frame-ancestors directive when it was used in the Web Extension’s Content Security Policy. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	24.04 LTS noble	Fixed 97.0+build2-0ubuntu1
	23.10 mantic	Fixed 97.0+build2-0ubuntu1
	23.04 lunar	Fixed 97.0+build2-0ubuntu1
	22.10 kinetic	Fixed 97.0+build2-0ubuntu1
	22.04 LTS jammy	Fixed 97.0+build2-0ubuntu1
	21.10 impish	Fixed 97.0+build2-0ubuntu0.21.10.1
	20.04 LTS focal	Fixed 97.0+build2-0ubuntu0.20.04.1
	18.04 LTS bionic	Fixed 97.0+build2-0ubuntu0.18.04.1
	16.04 LTS xenial	Ignored end of standard support, was needed
	14.04 LTS trusty	Not in release
mozjs78	24.04 LTS noble	Not in release
	23.10 mantic	Not in release
	23.04 lunar	Ignored end of life, was needs-triage
	22.10 kinetic	Ignored end of life, was needs-triage
	22.04 LTS jammy	Ignored
	21.10 impish	Ignored end of life
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
mozjs38	24.04 LTS noble	Not in release
	23.10 mantic	Not in release
	23.04 lunar	Not in release
	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	21.10 impish	Not in release
	20.04 LTS focal	Not in release
	18.04 LTS bionic	Ignored
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
mozjs52	24.04 LTS noble	Not in release
	23.10 mantic	Not in release
	23.04 lunar	Not in release
	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	21.10 impish	Not in release
	20.04 LTS focal	Ignored
	18.04 LTS bionic	Ignored
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
mozjs68	24.04 LTS noble	Not in release
	23.10 mantic	Not in release
	23.04 lunar	Not in release
	22.10 kinetic	Not in release
	22.04 LTS jammy	Not in release
	21.10 impish	Not in release
	20.04 LTS focal	Ignored
	18.04 LTS bionic	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Not in release
thunderbird	24.04 LTS noble	Fixed 1:91.6.1+build1-0ubuntu1
	23.10 mantic	Fixed 1:91.6.1+build1-0ubuntu1
	23.04 lunar	Fixed 1:91.6.1+build1-0ubuntu1
	22.10 kinetic	Fixed 1:91.6.1+build1-0ubuntu1
	22.04 LTS jammy	Fixed 1:91.6.1+build1-0ubuntu1
	21.10 impish	Fixed 1:91.7.0+build2-0ubuntu0.21.10.1
	20.04 LTS focal	Fixed 1:91.7.0+build2-0ubuntu0.20.04.1
	18.04 LTS bionic	Fixed 1:91.7.0+build2-0ubuntu0.18.04.1
	16.04 LTS xenial	Ignored end of standard support, was needed
	14.04 LTS trusty	Not in release

Notes

tyhicks

mozjs contains a copy of the SpiderMonkey JavaScript engine

Severity score breakdown

Parameter	Value
Base score	8.8 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H