CVE-2026-13897 Privilege escalation in Chrome

High 8.8 Published Updated

A remote attacker can escalate privileges in Google Chrome via a crafted HTML page due to insufficient policy enforcement in Chromecast.

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-2026-13897?

CVE-2026-13897 is a high-severity vulnerability in Google Chrome, published on 30 Jun 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 Chromecast in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to perform privilege escalation via a crafted HTML page. (Chromium security severity: Medium)

Weakness: CWE-284

Which versions are affected by CVE-2026-13897?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-13897?

Upgrade to a fixed version.

Is CVE-2026-13897 being exploited?

There is no known exploitation of CVE-2026-13897 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-13897, ECHO-12e9-1d14-8aa3, GHSA-r2vp-m7vr-jfp6, MINI-5qww-57mh-8m4x.

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