Google Chrome DevTools Sandbox Escape Vulnerability via Malicious Extension

Vulnerability

A vulnerability allowing a sandbox escape has been identified in Google Chrome DevTools, in versions prior to 143.0.7499.41. This issue arises from an inappropriate implementation that could be exploited by an attacker who convinces a user to install a malicious Chrome extension.

Impact

Exploitation of this vulnerability could lead to a sandbox escape, allowing a malicious extension to perform unauthorized actions outside of its restricted environment.

Remediation

Users can update to Google Chrome version 143.0.7499.41 or later to address this vulnerability.

Added: Dec 2, 2025, 7:38 PM
Updated: Dec 2, 2025, 10:25 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
10.0
exploitability
4.4
remediation
7.7
relevance
1.2
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.