CVE-2019-20402

Name: CVE-2019-20402
Creator: NVD / NIST
Published: 2020-02-06T03:15:10.45+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.9/10EPSS 0.77%

Last modified Jun 17, 2026

CVE-2019-20402 is a medium-severity vulnerability rated 4.9/10 on the CVSS scale. Support zip files in Atlassian Jira Server and Data Center before version 8.6.0 could be downloaded by a System Administrator user without requiring the user to re-enter their password via an improper authorization vulnerability.. EPSS estimates a 0.77% chance of exploitation in the next 30 days.

Description

Support zip files in Atlassian Jira Server and Data Center before version 8.6.0 could be downloaded by a System Administrator user without requiring the user to re-enter their password via an improper authorization vulnerability.

Metrics

CVSS 3.1

4.9/10

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

EPSS Probability

0.77%

50.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Atlassian	Jira	< 8.6.0
Atlassian	Jira Software Data Center	< 8.6.0

References

https://jira.atlassian.com/browse/JRASERVER-70564Issue Tracking, Vendor Advisory
https://jira.atlassian.com/browse/JRASERVER-70564Issue Tracking, Vendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2019-20402?

How severe is CVE-2019-20402?

CVE-2019-20402 has a CVSS score of 4.9/10 (MEDIUM severity). The EPSS model estimates a 0.77% probability of exploitation in the next 30 days.

How do I fix CVE-2019-20402?

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-2019-20402?

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

Scan your code now

Source: NVD / NIST