vulnerability
MFSA2021-52 Firefox: Security Vulnerabilities fixed in Firefox 95 (CVE-2021-43540)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:P/A:N) | Dec 7, 2021 | Dec 8, 2021 | Dec 13, 2021 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Dec 7, 2021
Added
Dec 8, 2021
Modified
Dec 13, 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.
Solution
mozilla-firefox-upgrade-95_0
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