CVE-2026-87468: Google Google Chrome vulnerability

Q: Which Chrome versions are affected?

Google Chrome versions prior to 153.0.8010.36 are affected. Update to 153.0.8010.36 or later.

Q: What does an attacker need to exploit this issue?

The attacker needs to cause a user to load a crafted HTML page remotely. The issue could then be used to bypass site isolation.

Q: Are users exposed through ordinary web browsing?

Yes. Because exploitation is triggered by a crafted HTML page, users may be exposed when they visit attacker-controlled or otherwise malicious web content.

Published Sep 9, 2026

Updated

Incorrect authorization in Isolated in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)

Affected Software

1 affected component

Google Google Chrome<153.0.8010.36

Event History

Sep 9, 2026

CVE Published

via MITRE·12:09 AM

Data Sourced

via MITRE·12:09 AM

DescriptionWeakness

Frequently Asked Questions

Which Chrome versions are affected?

Google Chrome versions prior to 153.0.8010.36 are affected. Update to 153.0.8010.36 or later.

What does an attacker need to exploit this issue?

The attacker needs to cause a user to load a crafted HTML page remotely. The issue could then be used to bypass site isolation.

Are users exposed through ordinary web browsing?

Yes. Because exploitation is triggered by a crafted HTML page, users may be exposed when they visit attacker-controlled or otherwise malicious web content.