CVE-2026-79128 Use after free in Chrome

Critical 9.6 Published Updated

A remote attacker can execute arbitrary code outside the sandbox via a crafted HTML page exploiting a use-after-free flaw in Chrome on Mac.

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-2026-79128?

CVE-2026-79128 is a critical 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 Views in Google Chrome on on Mac prior to 152.0.7977.65 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

Weakness: CWE-416

Which versions are affected by CVE-2026-79128?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-79128?

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-2026-79128 being exploited?

There is no known exploitation of CVE-2026-79128 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-79128, ECHO-8d84-09ba-a43b, GHSA-2mqv-6wp2-5mcp, MINI-wjrx-pcqr-gjjm.

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