CVE-2019-20405

Name: CVE-2019-20405
Creator: NVD / NIST
Published: 2020-02-06T03:15:10.67+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.55%

Last modified Jun 17, 2026

CVE-2019-20405 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. The JMX monitoring flag in Atlassian Jira Server and Data Center before version 8.6.0 allows remote attackers to turn the JMX monitoring flag off or on via a Cross-site request forgery (CSRF) vulnerability.. EPSS estimates a 0.55% chance of exploitation in the next 30 days.

Description

The JMX monitoring flag in Atlassian Jira Server and Data Center before version 8.6.0 allows remote attackers to turn the JMX monitoring flag off or on via a Cross-site request forgery (CSRF) vulnerability.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.55%

41.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-352

Affected Software

Vendor	Product	Versions
Atlassian	Jira Data Center	>= 7.13.0, < 8.6.0
Atlassian	Jira Server	>= 7.13.0, < 8.6.0

References

https://jira.atlassian.com/browse/JRASERVER-70570Issue Tracking, Vendor Advisory
https://jira.atlassian.com/browse/JRASERVER-70570Issue Tracking, Vendor Advisory

Timeline

Published: Feb 6, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-20405?

How severe is CVE-2019-20405?

CVE-2019-20405 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.55% probability of exploitation in the next 30 days.

How do I fix CVE-2019-20405?

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-2019-20405?

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

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Source: NVD / NIST