Google Chrome ORB Site Isolation Bypass Vulnerability

Vulnerability

A vulnerability in the ORB component of Google Chrome, in versions prior to 148.0.7778.96, allowed remote attackers to bypass site isolation by using a specially crafted HTML page. This issue arose from an inappropriate implementation that failed to properly enforce site isolation policies, potentially leading to security risks by allowing cross-site interactions that should have been restricted.

Impact

Exploitation of this vulnerability could lead to a bypass of site isolation, allowing for cross-site information leakage or manipulation.

Remediation

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

Added: May 6, 2026, 8:04 PM
Updated: May 6, 2026, 8:04 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
3.1
exploitability
4.2
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.