CVE-2026-15115 Security feature bypass in Chrome

Low 3.3 Published Updated

A local attacker can bypass same-origin policy in Google Chrome on Android via a crafted HTML page due to insufficient input validation.

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-2026-15115?

CVE-2026-15115 is a low-severity vulnerability in Google Chrome, published on 8 Jul 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 WebAppInstalls in Google Chrome on Android prior to 150.0.7871.115 allowed a local attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: High)

Weakness: CWE-20

Which versions are affected by CVE-2026-15115?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-15115?

Upgrade to a fixed version.

Is CVE-2026-15115 being exploited?

There is no known exploitation of CVE-2026-15115 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-15115, ECHO-4348-b766-ac2a, GHSA-hfq2-wc27-2rmq, MINI-rhcr-wcc2-g57w.

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