vulnerability
MFSA2022-17 Firefox: Security Vulnerabilities fixed in Firefox ESR 91.9 (CVE-2022-29916)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:M/Au:N/C:C/I:N/A:N) | May 3, 2022 | May 4, 2022 | Mar 27, 2026 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:C/I:N/A:N)
Published
May 3, 2022
Added
May 4, 2022
Modified
Mar 27, 2026
Description
Firefox behaved slightly differently for already known resources when loading CSS resources involving CSS variables. This could have been used to probe the browser history. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.
Solution
mozilla-firefox-esr-upgrade-91_9
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