vulnerability
Ubuntu: (Multiple Advisories) (CVE-2021-38497): Firefox vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:P/A:N) | Oct 7, 2021 | Oct 8, 2021 | Aug 18, 2025 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Oct 7, 2021
Added
Oct 8, 2021
Modified
Aug 18, 2025
Description
Through use of reportValidity() and window.open(), a plain-text validation message could have been overlaid on another origin, leading to possible user confusion and spoofing attacks. This vulnerability affects Firefox < 93, Thunderbird < 91.2, and Firefox ESR < 91.2.
Solutions
ubuntu-upgrade-firefoxubuntu-upgrade-thunderbird
References
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