CVE-2026-13955 Other in Chrome

Low 3.3 Published Updated

A local attacker can perform UI spoofing in Google Chrome on Android via a malicious file due to insufficient input validation in CustomTabs.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2026-13955?

CVE-2026-13955 is a low-severity vulnerability in Google Chrome, published on 30 Jun 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Insufficient validation of untrusted input in CustomTabs in Google Chrome on Android prior to 150.0.7871.47 allowed a local attacker to perform UI spoofing via a malicious file. (Chromium security severity: Medium)

Weakness: CWE-20

Which versions are affected by CVE-2026-13955?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-13955?

Upgrade to a fixed version.

Is CVE-2026-13955 being exploited?

There is no known exploitation of CVE-2026-13955 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-13955, ECHO-c18d-ef53-fdc7, GHSA-h88f-5fmx-g22j, MINI-8x83-3rc3-5p58.

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