CVE-2026-13796 Integer overflow in Chrome

Critical 9.6 Published Updated

A remote attacker with compromised renderer access can escape the sandbox via integer overflow in Chromecast, requiring a browser upgrade.

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-2026-13796?

CVE-2026-13796 is a critical vulnerability in Google Chrome, published on 30 Jun 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

Integer overflow in Chromecast in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

Weakness: CWE-472

Which versions are affected by CVE-2026-13796?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-13796?

Upgrade to a fixed version.

Is CVE-2026-13796 being exploited?

There is no known exploitation of CVE-2026-13796 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-13796, ECHO-1d65-27f3-69aa, GHSA-cvrq-wrmp-54gx, MINI-m697-phxm-m72x.

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