CVE-2026-91709: Google Chrome vulnerability

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

An attacker needs to induce a user to load a crafted HTML page in an affected version of Google Chrome. The disclosed impact is arbitrary code execution inside the browser sandbox.

Q: Which Chrome versions should be updated?

Google Chrome versions prior to 153.0.8010.47 are affected. Update to 153.0.8010.47 or later.

Published Sep 15, 2026

Updated

Type confusion in ServiceWorker in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

Affected Software

1 affected component

Google Chrome<153.0.8010.47

Event History

Sep 15, 2026

CVE Published

via MITRE·08:41 PM

Data Sourced

via MITRE·08:41 PM

DescriptionWeakness

Frequently Asked Questions

What does an attacker need to exploit this issue?

An attacker needs to induce a user to load a crafted HTML page in an affected version of Google Chrome. The disclosed impact is arbitrary code execution inside the browser sandbox.

Which Chrome versions should be updated?

Google Chrome versions prior to 153.0.8010.47 are affected. Update to 153.0.8010.47 or later.