CVE-2020-15817

Name: CVE-2020-15817
Creator: NVD / NIST
Published: 2020-08-08T21:15:10.84+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 2.04%

Last modified Jun 17, 2026

CVE-2020-15817 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. In JetBrains YouTrack before 2020.1.1331, an external user could execute commands against arbitrary issues.. EPSS estimates a 2.04% chance of exploitation in the next 30 days.

Description

In JetBrains YouTrack before 2020.1.1331, an external user could execute commands against arbitrary issues.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

2.04%

78.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Jetbrains	Youtrack	< 2020.1.1331

References

https://blog.jetbrains.comVendor Advisory
https://blog.jetbrains.com/blog/2020/08/06/jetbrains-security-bulletin-q2-2020/Vendor Advisory
https://blog.jetbrains.comVendor Advisory
https://blog.jetbrains.com/blog/2020/08/06/jetbrains-security-bulletin-q2-2020/Vendor Advisory

Timeline

Published: Aug 8, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-15817?

In JetBrains YouTrack before 2020.1.1331, an external user could execute commands against arbitrary issues.

How severe is CVE-2020-15817?

CVE-2020-15817 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 2.04% probability of exploitation in the next 30 days.

How do I fix CVE-2020-15817?

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-2020-15817?

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

Scan your code now

Source: NVD / NIST