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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2021-12-08T21:20:08

Updated: 2024-08-04T04:03:06.919Z

Reserved: 2021-11-08T00:00:00

Link: CVE-2021-43540

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2021-12-08T22:15:09.787

Modified: 2022-07-12T17:42:04.277

Link: CVE-2021-43540

cve-icon Redhat

No data.