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Google Chrome Service Workers Content Security Policy Bypass Vulnerability

Vulnerability

A policy bypass vulnerability in Service Workers has been identified in Google Chrome versions prior to 147.0.7727.55. This vulnerability allows remote attackers to circumvent content security policies by using a specially crafted HTML page.

Impact

Exploitation of this vulnerability could lead to unauthorized bypassing of content security policies, potentially allowing for the execution of malicious scripts or the loading of harmful resources.

Remediation

Users can update to Google Chrome version 147.0.7727.55 or later to address this vulnerability.

Added: Apr 8, 2026, 11:20 PM
Updated: Apr 8, 2026, 11:20 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
2.5
exploitability
4.2
remediation
7.7
relevance
5.5
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.