What is CVE-2019-9873?

CVE-2019-9873 is a critical-severity vulnerability in Jetbrains Intellij Idea, classified under Cleartext Storage of Sensitive Information. CVSS score: 9.8/10. Published 2019-07-03.

How severe is CVE-2019-9873?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Jetbrains Intellij Idea

CVE-2019-9873

In several versions of JetBrains IntelliJ IDEA Ultimate, creating Task Servers configurations leads to saving a cleartext unencrypted record of the server credentials in the IDE configuration files. The issue has been fixed in the following versions: 2019.1, 2018.3.5, 2018.2.8, and 2018.1.8.

Published 2019-07-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.016 (74.4th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000

Affected products

Jetbrains Intellij Idea

Weakness classification (CWE)

References

blog.jetbrains.com/blog/2019/06/19/jetbrains-security-bulletin-q1-2019/ (Vendor Advisory)

Frequently asked questions

What is CVE-2019-9873?: CVE-2019-9873 is a critical-severity vulnerability in Jetbrains Intellij Idea, classified under Cleartext Storage of Sensitive Information. CVSS score: 9.8/10. Published 2019-07-03.
How severe is CVE-2019-9873?: Critical severity. CVSS v3 base score is 9.8 out of 10.