Google Chrome Same-Origin Policy Bypass Vulnerability in Service Worker

Vulnerability

A vulnerability in Google Chrome's Service Worker component, affecting versions prior to 148.0.7778.179, allowed remote attackers to bypass the same-origin policy using a crafted HTML page. This flaw resulted from inadequate policy enforcement, creating a potential security risk by enabling cross-origin interactions that should have been restricted.

Impact

Exploitation of this vulnerability could lead to unauthorized cross-origin resource access, potentially allowing attackers to manipulate or steal data from other origins.

Remediation

Users can update to Google Chrome version 148.0.7778.179 or later to address this vulnerability.

Added: May 20, 2026, 8:35 PM
Updated: May 20, 2026, 8:35 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
1.3
exploitability
4.2
remediation
7.7
relevance
8.9
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.