VULNERABILITY INTELLIGENCE

CVE-2021-39117

CVSS score4.8 MEDIUM

EPSS probability0.64%

CISA KEVNot currently listed

Published2021-08-30

Last modified2026-06-17

Description

The AssociateFieldToScreens page in Atlassian Jira Server and Data Center before version 8.18.0 allows remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability via the name of a custom field.