CVE-2021-43540

State: Published
Severity: Not scored
Published: Dec 8, 2021
Updated: Aug 4, 2024
Reserved: Nov 8, 2021

Description

WebExtensions with the correct permissions were able to create and install ServiceWorkers for third-party websites that would not have been uninstalled with the extension. This vulnerability affects Firefox < 95.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
FirefoxMozilla	before 95Affected

References

https://www.mozilla.org/security/advisories/mfsa2021-52/
https://bugzilla.mozilla.org/show_bug.cgi?id=1636629
GLSA-202202-03vendor-advisory

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