CVE-2026-87658: Infoleak

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

The attacker needs to rely on social engineering to get the target to interact with a crafted Chrome extension. The disclosed impact is access to cross-origin data.

Q: Which Chrome versions should be considered vulnerable?

Chrome versions prior to 153.0.8010.36 are affected according to the available information. Updating to 153.0.8010.36 or later addresses the affected version range.

Published Sep 9, 2026

Updated

Information leak in Extensions in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to obtain cross-origin data via a crafted Chrome extension. (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 rely on social engineering to get the target to interact with a crafted Chrome extension. The disclosed impact is access to cross-origin data.

Which Chrome versions should be considered vulnerable?

Chrome versions prior to 153.0.8010.36 are affected according to the available information. Updating to 153.0.8010.36 or later addresses the affected version range.