CVE-2026-87633 Use after free in Chrome

High 8.6 Published Updated

A local attacker can execute arbitrary code outside the sandbox via UI interaction due to a use-after-free vulnerability in Google Chrome.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2026-87633?

CVE-2026-87633 is a high-severity use after free vulnerability in Google Chrome, published on 9 Sep 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Use after free in Views in Google Chrome prior to 153.0.8010.36 allowed a local attacker to execute arbitrary code outside the sandbox via UI Interaction. (Chromium security severity: High)

Weakness: CWE-416

Which versions are affected by CVE-2026-87633?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-87633?

Upgrade to a fixed version.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2026-87633 being exploited?

There is no known exploitation of CVE-2026-87633 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-87633, ECHO-0ecf-0741-1870, GHSA-5wvc-39xm-r6wp, MINI-6m74-qr6j-j875.

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