vulnerability

Alpine Linux: CVE-2021-23958: Exposure of Resource to Wrong Sphere

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:P/I:N/A:N)
Published
Feb 26, 2021
Added
Aug 22, 2024
Modified
Dec 22, 2025

Description

The browser could have been confused into transferring a screen sharing state into another tab, which would leak unintended information. This vulnerability affects Firefox < 85.

Solutions

alpine-linux-upgrade-firefoxalpine-linux-upgrade-librewolf
Title
NEW

Explore Exposure Command

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