CVE-2026-16422 Other in Chrome

High 7.5 Published Updated

An attacker in a privileged network position can perform domain spoofing via malicious network traffic due to insufficient certificate validation in Chrome on Linux.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2026-16422?

CVE-2026-16422 is a high-severity vulnerability in Google Chrome, published on 21 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Insufficient validation of untrusted input in Certificate in Google Chrome on Linux prior to 150.0.7871.182 allowed an attacker in a privileged network position to perform domain spoofing via malicious network traffic. (Chromium security severity: High)

Weakness: CWE-20

Which versions are affected by CVE-2026-16422?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-16422?

Upgrade to a fixed version.

Is CVE-2026-16422 being exploited?

There is no known exploitation of CVE-2026-16422 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-16422, ECHO-be14-55cc-95ef, GHSA-3jw8-qrmv-j8pj, MINI-h8r4-qvmm-g568.

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