Rapid7

vulnerability

Alpine Linux: CVE-2022-29916: Exposure of Sensitive Information to an Unauthorized Actor

Severity
8
CVSS
(AV:N/AC:H/Au:N/C:C/I:C/A:C)
Published
Dec 22, 2022
Added
Aug 22, 2024
Modified
Mar 25, 2026

Description

Firefox behaved slightly differently for already known resources when loading CSS resources involving CSS variables. This could have been used to probe the browser history. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.

Solutions

alpine-linux-upgrade-firefox-esralpine-linux-upgrade-firefoxalpine-linux-upgrade-thunderbirdalpine-linux-upgrade-librewolf
Title
Rapid7 Labs

2026 Global Threat Landscape Report

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