CVE-2026-17956 Code injection in Chrome

High 8.8 Published Updated

A remote attacker can execute arbitrary code inside the sandbox via a crafted HTML page due to inappropriate scheduling implementation.

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-2026-17956?

CVE-2026-17956 is a high-severity code injection vulnerability in Google Chrome, published on 30 Jul 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

Inappropriate implementation in Scheduling in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Low)

Weakness: CWE-269

Which versions are affected by CVE-2026-17956?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-17956?

Upgrade to a fixed version.

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

Is CVE-2026-17956 being exploited?

There is no known exploitation of CVE-2026-17956 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-17956, ECHO-61d5-b567-c631, GHSA-3j82-fv3w-55rr, MINI-gpmr-w674-96m7.

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