1. Home
  2. CVE Database
  3. CVE-2020-4021
MEDIUM · 5.4

CVE-2020-4021

Affected versions are: Before 8.5.5, and from 8.6.0 before 8.8.1 of Atlassian Jira Server and Data Center allow remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS)...

Vulnerability Description

Affected versions are: Before 8.5.5, and from 8.6.0 before 8.8.1 of Atlassian Jira Server and Data Center allow remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the XML export view.

CVSS Score

5.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
AtlassianJira< 7.13.16
AtlassianJira Data Center>= 8.0.0, < 8.5.5
AtlassianJira Server>= 8.0.0, < 8.5.5
AtlassianJira Software Data Center< 7.13.16

Related Weaknesses (CWE)

CWE-79

References

FAQ

What is CVE-2020-4021?

CVE-2020-4021 is a vulnerability with a CVSS score of 5.4 (MEDIUM). Affected versions are: Before 8.5.5, and from 8.6.0 before 8.8.1 of Atlassian Jira Server and Data Center allow remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS)...

How severe is CVE-2020-4021?

CVE-2020-4021 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-4021?

Check the references section above for vendor advisories and patch information. Affected products include: Atlassian Jira, Atlassian Jira Data Center, Atlassian Jira Server, Atlassian Jira Software Data Center.