CVE-2019-13663

Name: CVE-2019-13663
Creator: NVD / NIST
Published: 2019-11-25T15:15:30.12+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.64%

Last modified Jun 17, 2026

CVE-2019-13663 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. IDN spoofing in Omnibox in Google Chrome prior to 77.0.3865.75 allowed a remote attacker to perform domain spoofing via IDN homographs via a crafted domain name.. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

IDN spoofing in Omnibox in Google Chrome prior to 77.0.3865.75 allowed a remote attacker to perform domain spoofing via IDN homographs via a crafted domain name.

Metrics

CVSS 3.1

4.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

EPSS Probability

0.64%

45.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Google	Chrome	< 77.0.3865.75

References

Timeline

Published: Nov 25, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-13663?

IDN spoofing in Omnibox in Google Chrome prior to 77.0.3865.75 allowed a remote attacker to perform domain spoofing via IDN homographs via a crafted domain name.

How severe is CVE-2019-13663?

CVE-2019-13663 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.

How do I fix CVE-2019-13663?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-13663?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST