CVE-2020-14166

Name: CVE-2020-14166
Creator: NVD / NIST
Published: 2020-07-01T02:15:11.817+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 1.94%

Last modified Jun 17, 2026

CVE-2020-14166 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. The /servicedesk/customer/portals resource in Jira Service Desk Server and Data Center before version 4.10.0 allows remote attackers with project administrator privileges to inject arbitrary HTML or JavaScript names via an Cross Site Scripting (XSS) vulnerability by uploading a html file.. EPSS estimates a 1.94% chance of exploitation in the next 30 days.

Description

The /servicedesk/customer/portals resource in Jira Service Desk Server and Data Center before version 4.10.0 allows remote attackers with project administrator privileges to inject arbitrary HTML or JavaScript names via an Cross Site Scripting (XSS) vulnerability by uploading a html file.

Metrics

CVSS 3.1

4.8/10

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

EPSS Probability

1.94%

77.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Atlassian	Jira Service Desk	< 4.10.0

References

http://packetstormsecurity.com/files/162107/Atlassian-Jira-Service-Desk-4.9.1-Cross-Site-Scripting.htmlThird Party Advisory, VDB Entry
https://jira.atlassian.com/browse/JSDSERVER-6895Issue Tracking, Vendor Advisory
http://packetstormsecurity.com/files/162107/Atlassian-Jira-Service-Desk-4.9.1-Cross-Site-Scripting.htmlThird Party Advisory, VDB Entry
https://jira.atlassian.com/browse/JSDSERVER-6895Issue Tracking, Vendor Advisory

Timeline

Published: Jul 1, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-14166?

How severe is CVE-2020-14166?

CVE-2020-14166 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 1.94% probability of exploitation in the next 30 days.

How do I fix CVE-2020-14166?

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-2020-14166?

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

Scan your code now

Source: NVD / NIST