Back to Database
Status published
Unknown
CVE-2021-39127
Affected versions of Atlassian Jira Server and Data Center allow...
Vulnerability Description
Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to the query component JQL endpoint via a Broken Access Control vulnerability (BAC) vulnerability. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.1.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-39127
Credits & Attribution
No credits recorded in the NVD database.
More from Atlassian
View All →CVE-2025-22178
Jira Align is vulnerable to an authorization issue. A low-privilege...
Medium
5.3
CVE-2025-22177
Jira Align is vulnerable to an authorization issue. A low-privilege...
Medium
5.3
CVE-2025-22176
Jira Align is vulnerable to an authorization issue. A low-privilege...
Medium
5.3
CVE-2025-22175
Jira Align is vulnerable to an authorization issue. A low-privilege...
Medium
5.3
CVE-2025-22174
Jira Align is vulnerable to an authorization issue. A low-privilege...
Medium
5.3
Affected Vendor
Atlassian
View all reports →Affected Software
Jira Server, Jira Data Center
Vulnerable Versions:
unspecified, 8.6.0
Timeline
Official Publish:
October 21st, 2021
Last Modified:
October 10th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.