CVE-2026-7351 Race condition in Chrome

Low 3.1 Published Updated

An attacker can leak cross-origin data by exploiting a race condition in MHTML handling via a malicious Chrome extension.

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-2026-7351?

CVE-2026-7351 is a low-severity vulnerability in Google Chrome, published on 28 Apr 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

Race in MHTML in Google Chrome prior to 147.0.7727.138 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension. (Chromium security severity: High)

Weakness: CWE-362

Which versions are affected by CVE-2026-7351?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-7351?

Upgrade to a fixed version.

Is CVE-2026-7351 being exploited?

There is no known exploitation of CVE-2026-7351 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-7351, ECHO-ed06-fc8f-0ee8, GHSA-79hw-6hc5-jxgp, MINI-2px3-w94x-2pjv.

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