Information disclosure in Atlassian Jira Server
Priority LOW 23CWE-200Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-200.
Summary
Affected versions of Jira Server & Data Center allow a remote attacker with limited (non-admin) privileges to view a Jira instance's Support Entitlement Number (SEN) via an Information Disclosure vulnerability in the HTTP Response headers. The affected versions are before version 7.13.18, from version 8.0.0 before 8.5.9, and from version 8.6.0 before 8.12.1.
Why it matters now
EPSS 0.01287 70th percentileScored 2026-11-07
Fix Fixed Jira Server (Atlassian): 7.13.18, 8.5.9, 8.12.1
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Atlassian | Jira Server | before 7.13.18; 8.0.0 and later; before 8.5.9; 8.6.0 and later; before 8.12.1 | 7.13.18, 8.5.9, 8.12.1 | Patch available | CNA |
- Jira Server VendorAtlassian Affected before 7.13.18; 8.0.0 and later; before 8.5.9; 8.6.0 and later; before 8.12.1 Fixed in 7.13.18, 8.5.9, 8.12.1 Patch available CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:atlassian:jira:*:*:*:*:data_center:*:*:* | before 7.13.18 | Vulnerable | Atlassian |
| cpe:2.3:a:atlassian:jira:*:*:*:*:server:*:*:* | before 7.13.18 | Vulnerable | Atlassian |
| cpe:2.3:a:atlassian:jira:*:*:*:*:data_center:*:*:* | 8.0.0 to before 8.5.9 | Vulnerable | Atlassian |
| cpe:2.3:a:atlassian:jira:*:*:*:*:server:*:*:* | 8.0.0 to before 8.5.9 | Vulnerable | Atlassian |
| cpe:2.3:a:atlassian:jira:*:*:*:*:data_center:*:*:* | 8.6.0 to before 8.12.1 | Vulnerable | Atlassian |
| cpe:2.3:a:atlassian:jira:*:*:*:*:server:*:*:* | 8.6.0 to before 8.12.1 | Vulnerable | Atlassian |
- cpe:2.3:a:atlassian:jira:*:*:*:*:data_center:*:*:* Versions before 7.13.18 Vulnerable ·Atlassian
- cpe:2.3:a:atlassian:jira:*:*:*:*:server:*:*:* Versions before 7.13.18 Vulnerable ·Atlassian
- cpe:2.3:a:atlassian:jira:*:*:*:*:data_center:*:*:* Versions 8.0.0 to before 8.5.9 Vulnerable ·Atlassian
- cpe:2.3:a:atlassian:jira:*:*:*:*:server:*:*:* Versions 8.0.0 to before 8.5.9 Vulnerable ·Atlassian
- cpe:2.3:a:atlassian:jira:*:*:*:*:data_center:*:*:* Versions 8.6.0 to before 8.12.1 Vulnerable ·Atlassian
- cpe:2.3:a:atlassian:jira:*:*:*:*:server:*:*:* Versions 8.6.0 to before 8.12.1 Vulnerable ·Atlassian
Remediation
- Fix · CNA Jira Server (Atlassian) Fixed in 7.13.18, 8.5.9, 8.12.1
Timeline
- 2026-10-02 Threatist record created from CVE-2020-14183
- 2026-10-03 Alias added: GHSA-c7mj-gq36-7x33
References
More Atlassian Jira vulnerabilities
- TI-2020-18587 Incorrect authorization in Atlassian Jira Server CVSS 3.1MEDIUM 5.3
- TI-2012-02540 Atlassian JIRA before 5.0.1; Confluence before 3.5.16, 4.0 before 4.0.7, and 4.1 before… CVSS 3.1CRITICAL 9.1
- TI-2020-11107 Information disclosure in Atlassian Jira Server CVSS 3.1MEDIUM 5.3
- TI-2019-06058 The CachingResourceDownloadRewriteRule class in Jira before version 7.13.4, and from… CVSS 3.1HIGH 7.5
- TI-2019-06065 Missing authentication in Atlassian Jira CVSS 3.1MEDIUM 5.3
- TI-2017-03897 The JIRA Workflow Designer Plugin in Atlassian JIRA Server before 6.3.0 improperly uses… CVSS 3.0CRITICAL 9.8
Sources
- CVE-2020-14183 · CVE Program
- CVE-2020-14183 · NVD
- FIRST EPSS
- GHSA-c7mj-gq36-7x33 · GitHub Advisory Database · CC BY 4.0
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