CVE-2026-16416 Integer overflow in Chrome
A local attacker can escape the sandbox via malicious network traffic exploiting an integer overflow in Chromecast, requiring an upgrade to Chrome.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-16416?
CVE-2026-16416 is a critical vulnerability in Google Chrome, published on 21 Jul 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Integer overflow in Chromecast in Google Chrome prior to 150.0.7871.182 allowed a local attacker to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: High)
Weakness: CWE-190
Which versions are affected by CVE-2026-16416?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2026-16416?
Upgrade to a fixed version.
Is CVE-2026-16416 being exploited?
There is no known exploitation of CVE-2026-16416 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as DEBIAN-CVE-2026-16416, ECHO-d045-2d8d-6daf, GHSA-fp8j-cv93-rg46, MINI-x2xc-33vg-pgpr.