vulnerability
Red Hat: CVE-2021-38509: CVE-2021-38509 Mozilla: Javascript alert box could have been spoofed onto an arbitrary domain (Multiple Advisories)
Severity | CVSS | Published | Added | Modified |
---|---|---|---|---|
4 | (AV:N/AC:M/Au:N/C:N/I:P/A:N) | Nov 3, 2021 | Nov 9, 2021 | Jul 9, 2025 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Nov 3, 2021
Added
Nov 9, 2021
Modified
Jul 9, 2025
Description
Due to an unusual sequence of attacker-controlled events, a Javascript alert() dialog with arbitrary (although unstyled) contents could be displayed over top an uncontrolled webpage of the attacker's choosing. This vulnerability affects Firefox
Solution(s)
no-fix-redhat-rpm-packageredhat-upgrade-firefoxredhat-upgrade-firefox-debuginforedhat-upgrade-firefox-debugsourceredhat-upgrade-thunderbirdredhat-upgrade-thunderbird-debuginforedhat-upgrade-thunderbird-debugsource

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