Cross-site scripting in Atlassian Jira
Priority LOW 24CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
Various templates of the Optimization plugin in Jira before version 7.13.6, and from version 8.0.0 before version 8.4.0 allow remote attackers who have permission to manage custom fields to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the name of a custom field.
Why it matters now
EPSS 0.00879 59th percentileScored 2026-11-07
Fix Fixed Jira (Atlassian): 7.13.6, 8.4.0
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA Jira (Atlassian) Fixed in 7.13.6, 8.4.0
Timeline
- 2026-10-02 Threatist record created from CVE-2019-8450
- 2026-10-03 Alias added: GHSA-wgx3-89qx-v29j
References
More Atlassian Jira Server vulnerabilities
- TI-2019-08654 Injection in Atlassian Jira Server and Data Center KEVCVSS 3.1CRITICAL 9.8
- TI-2022-00460 Improper authentication in Atlassian Jira Core Server CVSS 3.1CRITICAL 9.8
- TI-2024-14399 Code injection in Atlassian Confluence Data Center CVSS 3.1HIGH 8.8
- TI-2021-08038 Path traversal in Atlassian Jira Server KEVCVSS 3.1MEDIUM 5.3
- TI-2020-18587 Incorrect authorization in Atlassian Jira Server CVSS 3.1MEDIUM 5.3
- TI-2019-06067 Server-side request forgery in Atlassian Jira CVSS 3.1MEDIUM 6.5
Sources
- CVE-2019-8450 · CVE Program
- CVE-2019-8450 · NVD
- FIRST EPSS
- GHSA-wgx3-89qx-v29j · GitHub Advisory Database · CC BY 4.0
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