CVE-2026-18018 Other in Chrome

Medium 4.0 Published Updated

A local attacker can perform UI spoofing in Google Chrome on Windows via a malicious file due to an inappropriate implementation in the Updater.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2026-18018?

CVE-2026-18018 is a medium-severity vulnerability in Google Chrome, published on 30 Jul 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Inappropriate implementation in Updater in Google Chrome on Windows prior to 151.0.7922.72 allowed a local attacker to perform UI spoofing via a malicious file. (Chromium security severity: Low)

Weakness: CWE-451

Which versions are affected by CVE-2026-18018?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-18018?

Upgrade to a fixed version.

Is CVE-2026-18018 being exploited?

There is no known exploitation of CVE-2026-18018 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-18018, ECHO-4692-8a3c-9d29, GHSA-fm8q-cqfv-58rj, MINI-wcf2-fx78-mm3m.

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