CVE-2019-13741 Cross-site scripting in Chrome

High 8.8 Published Updated

A local attacker can bypass same-origin policy in Google Chrome via crafted clipboard content due to insufficient input validation in Blink.

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-2019-13741?

CVE-2019-13741 is a high-severity cross-site scripting vulnerability in Debian Debian Linux, published on 10 Dec 2019. 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 validation of untrusted input in Blink in Google Chrome prior to 79.0.3945.79 allowed a local attacker to bypass same origin policy via crafted clipboard content.

Weakness: CWE-79

Which versions are affected by CVE-2019-13741?

It affects 7 products.

Products include Debian Debian Linux, Fedoraproject Fedora, Google Chrome, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux for Scientific Computing, Redhat Enterprise Linux Server and 1 more.

How do I fix CVE-2019-13741?

Upgrade to a fixed version.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2019-13741 being exploited?

There is no known exploitation of CVE-2019-13741 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2019-13741, GHSA-3w34-xv7m-phqr, UBUNTU-CVE-2019-13741.

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