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Google Chrome Use-After-Free Vulnerability in ServiceWorker Allowing Sandbox Escape

Vulnerability

A use-after-free vulnerability has been identified in the ServiceWorker component of Google Chrome. This issue affects versions of Chrome prior to 148.0.7778.96. The vulnerability allows remote attackers to potentially escape the sandbox by exploiting a crafted HTML page.

Impact

Exploitation of this vulnerability could lead to a sandbox escape, allowing an attacker to execute malicious actions outside the intended restrictions of the browser's sandbox environment.

Remediation

Users can update to Google Chrome version 148.0.7778.96 or later to address this vulnerability.

Added: May 6, 2026, 8:37 PM
Updated: May 6, 2026, 8:37 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
10.0
exploitability
3.6
remediation
7.7
relevance
7.6
threat
0.0
urgency
2.9
incentive
0.0

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