CVE-2022-22761

State: Published
Severity: 8.8 High
Published: Dec 22, 2022
Updated: Apr 16, 2025
Reserved: Jan 7, 2022

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.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-693 Protection Mechanism Failure

Affected Products

Product	Versions
FirefoxMozilla	before 97Affected
ThunderbirdMozilla	before 91.6Affected
Firefox ESRMozilla	before 91.6Affected

References

https://www.mozilla.org/security/advisories/mfsa2022-05/
https://www.mozilla.org/security/advisories/mfsa2022-04/
https://www.mozilla.org/security/advisories/mfsa2022-06/
https://bugzilla.mozilla.org/show_bug.cgi?id=1745566

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