Rapid7’s 2026 Global Cybersecurity Summit is now available on-demand.Watch sessions.
Rapid7

vulnerability

Arch Linux: Sandbox escape (CVE-2019-9811)

Severity
5
CVSS
(AV:N/AC:H/Au:N/C:P/I:P/A:P)
Published
Jul 23, 2019
Added
Jul 11, 2025
Modified
Mar 25, 2026

Description

A sandbox escape has been found in Firefox before 68.0, by installing a malicious language pack and then opening a browser feature that used the compromised translation.

Solution

arch-linux-upgrade-latest

References

    Title
    Rapid7 Labs

    2026 Global Threat Landscape Report

    The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.