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

vulnerability

Red Hat: CVE-2020-6815: Mozilla: Memory and script safety bugs fixed in Firefox 74

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
Mar 25, 2020
Added
Jul 9, 2025
Modified
Jul 9, 2025

Description

Mozilla developers reported memory safety and script safety bugs present in Firefox 73. Some of these bugs showed evidence of memory corruption or escalation of privilege and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 74.

Solution

no-fix-redhat-rpm-package
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.