Inappropriate ORB Implementation in Google Chrome

Publication date: 2026-06-04

Last updated on: 2026-06-08

Assigner: Chrome

Description

Inappropriate implementation in ORB in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-06-04

Last Modified

2026-06-08

Generated

2026-07-15

AI Q&A

2026-06-05

EPSS Evaluated

2026-07-14

NVD

CVE-2026-11179

EUVD

EUVD-2026-34640

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 149.0.7827.53 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-284	The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This vulnerability is due to an inappropriate implementation in the ORB component of Google Chrome versions prior to 149.0.7827.53. It allows a remote attacker to bypass site isolation by using a specially crafted HTML page.

Impact Analysis

The vulnerability can allow a remote attacker to bypass site isolation protections in Google Chrome. This could potentially enable the attacker to access or interfere with data from other sites or browser contexts that should be isolated, increasing the risk of data leakage or unauthorized access.

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