CVE-2020-11690

Name: CVE-2020-11690
Creator: NVD / NIST
Published: 2020-04-22T14:15:12.707+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.25%

Last modified Jun 17, 2026

CVE-2020-11690 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. In JetBrains IntelliJ IDEA before 2020.1, the license server could be resolved to an untrusted host in some cases.. EPSS estimates a 2.25% chance of exploitation in the next 30 days.

Description

In JetBrains IntelliJ IDEA before 2020.1, the license server could be resolved to an untrusted host in some cases.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

2.25%

80.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Jetbrains	Intellij Idea	< 2020.1

References

https://blog.jetbrains.com/blog/2020/04/22/jetbrains-security-bulletin-q1-2020/Vendor Advisory
https://blog.jetbrains.com/blog/2020/04/22/jetbrains-security-bulletin-q1-2020/Vendor Advisory

Timeline

Published: Apr 22, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-11690?

In JetBrains IntelliJ IDEA before 2020.1, the license server could be resolved to an untrusted host in some cases.

How severe is CVE-2020-11690?

CVE-2020-11690 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.25% probability of exploitation in the next 30 days.

How do I fix CVE-2020-11690?

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-2020-11690?

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

Scan your code now

Source: NVD / NIST