CVE-2019-14953

Name: CVE-2019-14953
Creator: NVD / NIST
Published: 2019-10-01T16:15:10.967+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.87%

Last modified Jun 17, 2026

CVE-2019-14953 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. JetBrains YouTrack versions before 2019.2.53938 had a possible XSS through issue attachments when using the Firefox browser.. EPSS estimates a 0.87% chance of exploitation in the next 30 days.

Description

JetBrains YouTrack versions before 2019.2.53938 had a possible XSS through issue attachments when using the Firefox browser.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.87%

54.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Jetbrains	Youtrack	< 2019.2.53938

References

https://blog.jetbrains.com/blog/2019/09/26/jetbrains-security-bulletin-q2-2019/Vendor Advisory
https://blog.jetbrains.com/blog/2019/09/26/jetbrains-security-bulletin-q2-2019/Vendor Advisory

Timeline

Published: Oct 1, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-14953?

JetBrains YouTrack versions before 2019.2.53938 had a possible XSS through issue attachments when using the Firefox browser.

How severe is CVE-2019-14953?

CVE-2019-14953 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.87% probability of exploitation in the next 30 days.

How do I fix CVE-2019-14953?

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-2019-14953?

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

Scan your code now

Source: NVD / NIST