Reflected Cross-Site Scripting Vulnerability in Atlassian Jira Server and Data Center
CVE-2021-43942

6.1MEDIUM

Key Information:

Vendor

Atlassian
Status
Jira Server
Jira Data Center
Vendor
CVE Published:
4 January 2022

What is CVE-2021-43942?

A vulnerability in Atlassian Jira Server and Data Center allows remote attackers to execute arbitrary HTML or JavaScript code through reflected cross-site scripting. This occurs via a vulnerable endpoint, which can be exploited if users are deceived into visiting a malicious site that triggers the execution of harmful scripts. Versions of the product affected are those prior to 8.13.15 and versions from 8.14.0 up to but not including 8.20.3. Prompt updating of these affected versions is advised to protect against potential exploits.

Affected Version(s)

Jira Data Center < 8.13.15

Jira Data Center 8.14.0

Jira Data Center < 8.20.3

References

https://jira.atlassian.com/browse/JRASERVER-73068
x_refsource_MISC

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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