CVE-2019-18365

Name: CVE-2019-18365
Creator: NVD / NIST
Published: 2019-10-31T16:15:10.863+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.83%

Last modified Jun 17, 2026

CVE-2019-18365 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. In JetBrains TeamCity before 2019.1.4, reverse tabnabbing was possible on several pages.. EPSS estimates a 0.83% chance of exploitation in the next 30 days.

Description

In JetBrains TeamCity before 2019.1.4, reverse tabnabbing was possible on several pages.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.83%

52.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Jetbrains	Teamcity	< 2019.1.4

References

https://blog.jetbrains.com/blog/2019/10/29/jetbrains-security-bulletin-q3-2019/Vendor Advisory
https://blog.jetbrains.com/blog/2019/10/29/jetbrains-security-bulletin-q3-2019/Vendor Advisory

Timeline

Published: Oct 31, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-18365?

In JetBrains TeamCity before 2019.1.4, reverse tabnabbing was possible on several pages.

How severe is CVE-2019-18365?

CVE-2019-18365 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.83% probability of exploitation in the next 30 days.

How do I fix CVE-2019-18365?

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-2019-18365?

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

Scan your code now

Source: NVD / NIST