CVE-2026-87577: Google Google Chrome vulnerability

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

The attacker needs to cause a user to load a crafted HTML page. The issue is remotely exploitable and does not describe a requirement for local access or prior authentication.

Q: Who is exposed?

Users running Google Chrome versions earlier than 153.0.8010.36 are affected. Exploitation targets the browser's handling of web-origin policy when interacting with a privileged page.

Q: What should be done to remediate the issue?

Update Google Chrome to version 153.0.8010.36 or later. The provided information does not identify a configuration workaround if updating cannot be performed immediately.

Published Sep 9, 2026

Updated

Incorrect authorization in Isolated in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to bypass web origin policy into a privileged page 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

What does an attacker need to exploit this issue?

The attacker needs to cause a user to load a crafted HTML page. The issue is remotely exploitable and does not describe a requirement for local access or prior authentication.

Who is exposed?

Users running Google Chrome versions earlier than 153.0.8010.36 are affected. Exploitation targets the browser's handling of web-origin policy when interacting with a privileged page.

What should be done to remediate the issue?

Update Google Chrome to version 153.0.8010.36 or later. The provided information does not identify a configuration workaround if updating cannot be performed immediately.