vulnerability
Ubuntu: (Multiple Advisories) (CVE-2021-23996): Firefox vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:P/A:N) | Apr 26, 2021 | Apr 27, 2021 | Mar 27, 2026 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Apr 26, 2021
Added
Apr 27, 2021
Modified
Mar 27, 2026
Description
By utilizing 3D CSS in conjunction with Javascript, content could have been rendered outside the webpage's viewport, resulting in a spoofing attack that could have been used for phishing or other attacks on a user. This vulnerability affects Firefox < 88.
Solution
ubuntu-upgrade-firefox
Rapid7 Labs
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