CVE-2026-14047 Security feature bypass in Chrome

Medium 4.3 Published Updated

An attacker can bypass Content Security Policy in Google Chrome by convincing a user to install a malicious 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-2026-14047?

CVE-2026-14047 is a medium-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 Extensions in Google Chrome prior to 150.0.7871.47 allowed an attacker who convinced a user to install a malicious extension to bypass content security policy via a crafted Chrome Extension. (Chromium security severity: Low)

Weakness: CWE-602

Which versions are affected by CVE-2026-14047?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2026-14047?

Upgrade to a fixed version.

Is CVE-2026-14047 being exploited?

There is no known exploitation of CVE-2026-14047 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2026-14047, ECHO-5891-8414-2d2c, GHSA-f4wc-qc7x-8g92, MINI-cffw-mh44-w5pg.

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