CVE-2020-36289 json
Affected versions of Atlassian Jira Server and Data Center allow an unauthenticated user to enumerate users via an Information Disclosure v…
published 5y ago modified 4mo ago also EUVD-2020-23831
- cvss
- 5.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 99.4%
- EPSS 99.4% chance of exploitation in 30 days, percentile 99.9%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
Affected versions of Atlassian Jira Server and Data Center allow an unauthenticated user to enumerate users via an Information Disclosure vulnerability in the QueryComponentRendererValue!Default.jspa endpoint. The affected versions are before version 8.5.13, from version 8.6.0 before 8.13.5, and from version 8.14.0 before 8.15.1.
Patch / fix
- Atlassian Jira Server 8.5.13, 8.13.5, 8.15.1
- Atlassian Jira Data Center 8.5.13, 8.13.5, 8.15.1
- atlassian jira_data_center 8.5.15, 8.13.7, 8.17.0
- atlassian jira_server 8.5.15, 8.13.7, 8.17.0
Is CVE-2020-36289 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 2y ago
Exploit prediction
99.36% chance of exploitation in the next 30 days, higher than 99.9% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- Nuclei template Jira Server and Data Center - Information Disclosure nuclei detection template
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
| NVD | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
| CNA | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Affected products
- Atlassian Jira Server
- Atlassian Jira Data Center
- atlassian jira_data_center
- atlassian jira_server
Classification
- Weakness
-
- CWE-863 Incorrect Authorization
References
-
jira.atlassian.com
/browse/JRASERVER-71559
issue-tracking, permissions-required, vendor-advisory
Sources
- CVE List CVE-2020-36289
- NVD CVE-2020-36289
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.