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CVE-2026-16422 is an insufficient input-validation vulnerability in the Certificate component of Google Chrome on Linux before version 150.0.7871.182. An attacker in a privileged network position can exploit the flaw using malicious network traffic to perform domain spoofing. The specific vulnerable function and malformed input structure are not identified.
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A high-severity certificate input-validation vulnerability affecting Google Chrome on Linux before version 150.0.7871.182. An attacker in a privileged network position can spoof domains using malicious network traffic, compromising integrity. The advisory assigns a CVSS v3 base score of 7.5 and recommends updating Chromium and related packages to 150.0.7871.181-1~deb13u1 or later. The patch publication date is July 22, 2026.
A high-severity insufficient validation of untrusted input vulnerability in Chrome's Certificate component.
One of 12 High-severity vulnerabilities fixed in Google Chrome 150.0.7871.181/.182 as part of the July 21, 2026 security update.
A high-severity insufficient validation of untrusted input vulnerability in Certificate handling.
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Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
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Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.