CVE-2026-87618 Code injection in Chrome

High 8.3 Published Updated

A remote attacker with compromised renderer access can execute arbitrary code outside the sandbox via a crafted HTML page in Google Chrome 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-2026-87618?

CVE-2026-87618 is a high-severity code injection vulnerability in Google Chrome, published on 9 Sep 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 reference resolution in Storage in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Low)

Weakness: CWE-706

Which versions are affected by CVE-2026-87618?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-87618?

Upgrade to a fixed version.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2026-87618 being exploited?

There is no known exploitation of CVE-2026-87618 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-87618, ECHO-9a61-57a0-e2ba, GHSA-rh49-gqqx-hgqf, MINI-g38x-678c-9p32.

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