CVE-2026-110144 Privilege escalation in Chrome

Critical 9.6 Published Updated

A local attacker can execute arbitrary code outside the sandbox due to incorrect authorization in Mojo on Windows.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2026-110144?

CVE-2026-110144 is a critical vulnerability in Google Chrome, published on 13 Oct 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Incorrect authorization in Mojo in Google Chrome on on Windows prior to 155.0.8059.79 allowed a local attacker to potentially execute arbitrary code outside the sandbox via a local program. (Chromium security severity: High)

Weakness: CWE-863

Which versions are affected by CVE-2026-110144?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-110144?

Upgrade to a fixed version.

Is CVE-2026-110144 being exploited?

There is no known exploitation of CVE-2026-110144 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-110144, ECHO-6591-d874-9ea7, GHSA-jmc8-532r-mf4j, MINI-mv7r-p9f3-5gc7.

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