Incorrect authorization in Atlassian Jira
Priority MEDIUM 41CWE-863Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-863.
Summary
The /rest/issueNav/1/issueTable resource in Jira before version 8.3.2 allows remote attackers to enumerate usernames via an incorrect authorisation check.
Why it matters now
EPSS 0.1755 97th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Jira (Atlassian): 8.3.2
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA Jira (Atlassian) Fixed in 8.3.2
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Atlassian Jira 8.3.2
3 records Highest priority Priority MEDIUM 1 MEDIUM, 2 LOW
Other records, highest priority first
- TI-2019-08657 Cross-site scripting in Atlassian JiraPriority LOW 29
- TI-2019-06063 Cross-site request forgery in Atlassian JiraPriority LOW 21
Timeline
- 2026-10-02 Threatist record created from CVE-2019-8446
- 2026-10-03 Alias added: GHSA-hjjc-3cqf-h5fg
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-2019-8446 · CVE Program
- CVE-2019-8446 · NVD
- FIRST EPSS
- GHSA-hjjc-3cqf-h5fg · GitHub Advisory Database · CC BY 4.0
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