vulnerability

Arch Linux: Access restriction bypass (CVE-2018-12397)

Severity
4
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:N)
Published
Feb 28, 2019
Added
Jul 11, 2025
Modified
Nov 27, 2025

Description

A security issue has been found in Firefox versions prior to 63.0, where a WebExtension can request access to local files without the warning prompt stating that the extension will "Access your data for all websites" being displayed to the user. This allows extensions to run content scripts in local pages without permission warnings when a local file is opened.

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.