vulnerability

Arch Linux: Content spoofing (CVE-2021-43538)

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Dec 8, 2021
Added
Jul 11, 2025
Modified
Nov 27, 2025

Description

A security issue has been found in Firefox before version 95 and Thunderbird before version 91.4.0. By misusing a race in the notification code, an attacker could have forcefully hidden the notification for pages that had received full screen and pointer lock access, which could have been used for spoofing attacks.

Solution

arch-linux-upgrade-latest

References

    Title
    NEW

    Explore Exposure Command

    Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.