CVE-2026-84354: Google Google Chrome vulnerability

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

The attacker needs to get a user to interact with a crafted HTML page through social engineering. Exploitation is remote and can result in arbitrary code execution outside Chrome's sandbox.

Q: Which Chrome versions need to be updated?

Google Chrome versions prior to 152.0.7977.75 are affected. Updating to 152.0.7977.75 or later addresses the affected version range described.

Published Sep 1, 2026

Updated

Incorrect authorization in FileSystem in Google Chrome prior to 152.0.7977.75 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Affected Software

1 affected component

Google Google Chrome<152.0.7977.75

Event History

Sep 1, 2026

CVE Published

via MITRE·11:42 PM

Data Sourced

via MITRE·11:42 PM

DescriptionWeakness

Frequently Asked Questions

What does an attacker need to exploit this issue?

The attacker needs to get a user to interact with a crafted HTML page through social engineering. Exploitation is remote and can result in arbitrary code execution outside Chrome's sandbox.

Which Chrome versions need to be updated?

Google Chrome versions prior to 152.0.7977.75 are affected. Updating to 152.0.7977.75 or later addresses the affected version range described.