Mozilla Firefox and Firefox ESR Incorrect Boundary Conditions Vulnerability in the Graphics Component

Vulnerability

A vulnerability exists in the Graphics component of Mozilla Firefox and Firefox ESR, specifically in versions prior to Firefox 147, Firefox ESR prior to 115.32, and Firefox ESR prior to 140.7. This vulnerability arises from incorrect boundary conditions, which can lead to unintended behavior or exploitation.

Impact

Exploitation of this vulnerability causes a sandbox escape, allowing potentially malicious actions to be performed outside of the intended security boundaries.

Remediation

Users can upgrade to Firefox 147 or Firefox ESR 115.32 or 140.7 to address this vulnerability.

Added: Jan 13, 2026, 2:28 PM
Updated: Jan 13, 2026, 10:02 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
10.0
exploitability
4.4
remediation
7.7
relevance
2.1
threat
0.0
urgency
2.9
incentive
0.8

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.