CVE-2026-87657: Use After Free

Q: Who is exposed to this vulnerability?

Google Chrome versions earlier than 153.0.8010.36 are affected. Exploitation requires that the attacker has already compromised the Chrome renderer process.

Q: What could an attacker do after exploiting it?

A remote attacker could use a crafted HTML page to read memory inside Chrome's sandbox. The issue is a use-after-free vulnerability in V8.

Published Sep 9, 2026

Updated

Use after free in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to read memory inside the sandbox 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

Who is exposed to this vulnerability?

Google Chrome versions earlier than 153.0.8010.36 are affected. Exploitation requires that the attacker has already compromised the Chrome renderer process.

What could an attacker do after exploiting it?

A remote attacker could use a crafted HTML page to read memory inside Chrome's sandbox. The issue is a use-after-free vulnerability in V8.