CVE-2026-17698 Information disclosure in Chrome

High 7.5 Published Updated

A local attacker can leak cross-origin data via a crafted HTML page due to insufficient input validation in the UI.

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

What is CVE-2026-17698?

CVE-2026-17698 is a high-severity vulnerability in Google Chrome, published on 30 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 UI in Google Chrome on Android prior to 151.0.7922.72 allowed a local attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

Weakness: CWE-20

Which versions are affected by CVE-2026-17698?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-17698?

Upgrade to a fixed version.

Is CVE-2026-17698 being exploited?

There is no known exploitation of CVE-2026-17698 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-17698, ECHO-a4a8-0cfe-2e8c, GHSA-4v89-64wc-c622, MINI-jm5r-x5w6-2qc4.

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