vulnerability
MFSA2021-28 Firefox: Security Vulnerabilities fixed in Firefox 90 (CVE-2021-29970)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:H/Au:N/C:P/I:P/A:P) | Jul 13, 2021 | Jul 14, 2021 | Aug 11, 2025 |
Severity
5
CVSS
(AV:N/AC:H/Au:N/C:P/I:P/A:P)
Published
Jul 13, 2021
Added
Jul 14, 2021
Modified
Aug 11, 2025
Description
A malicious webpage could have triggered a use-after-free, memory corruption, and a potentially exploitable crash. *This bug could only be triggered when accessibility was enabled.*. This vulnerability affects Thunderbird < 78.12, Firefox ESR < 78.12, and Firefox < 90.
Solution
mozilla-firefox-upgrade-90_0
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