CVE-2026-17985 Security feature bypass in Chrome

Medium 6.5 Published Updated

A remote attacker can bypass site isolation in Google Chrome via a crafted HTML page, requiring users to update the browser.

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-2026-17985?

CVE-2026-17985 is a medium-severity vulnerability in Google Chrome, published on 30 Jul 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

Insufficient policy enforcement in Speech in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass site isolation via a crafted HTML page. (Chromium security severity: Low)

Weakness: CWE-602

Which versions are affected by CVE-2026-17985?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-17985?

Upgrade to a fixed version.

Is CVE-2026-17985 being exploited?

There is no known exploitation of CVE-2026-17985 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-17985, ECHO-c09a-0015-3508, GHSA-jq5x-vmq8-3qr5, MINI-r2v9-g2r7-2mqp.

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