CVE-2019-13757 Security feature bypass in Chrome

What is CVE-2019-13757?

CVE-2019-13757 is a medium-severity 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

Incorrect security UI in Omnibox in Google Chrome prior to 79.0.3945.79 allowed a remote attacker to perform domain spoofing via IDN homographs via a crafted domain name.

Which versions are affected by CVE-2019-13757?

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-2019-13757?

Upgrade to a fixed version.

Is CVE-2019-13757 being exploited?

There is no known exploitation of CVE-2019-13757 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2019-13757, GHSA-q2wp-whmp-29qv, UBUNTU-CVE-2019-13757.