CVE-2026-79219 Use after free in Chrome

High 8.8 Published Updated

Remote attackers can execute arbitrary code outside the sandbox via a crafted Chrome extension exploiting a use-after-free in Bluetooth.

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-2026-79219?

CVE-2026-79219 is a high-severity use after free vulnerability in Google Chrome, published on 25 Aug 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

Use after free in Bluetooth in Google Chrome prior to 152.0.7977.65 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via a crafted Chrome extension. (Chromium security severity: High)

Weakness: CWE-416

Which versions are affected by CVE-2026-79219?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-79219?

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-2026-79219 being exploited?

There is no known exploitation of CVE-2026-79219 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-79219, ECHO-f4e8-bd4a-e531, GHSA-q94c-5gw3-rwmg, MINI-37hw-rwxg-33c6.

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