Security readout for executives and security teams
Plain-English summary
This issue affects Atlassian Jira Server and Data Center. A logged-in remote user could add administrator groups to filter subscriptions through a broken access control flaw. The sources do not show active exploitation or a CVSS score, but the issue can create unauthorized administrative group notification or visibility behavior.
Executive priority
Treat as a moderate-priority Jira remediation item. It requires authentication and has no cited active exploitation, but Jira often contains sensitive operational data and broad user populations.
Technical view
CVE-2021-43946 is a broken access control issue in Jira Server/Data Center at /secure/EditSubscription.jspa. Affected ranges are versions before 8.13.21 and 8.14.0 before 8.20.9. The attacker must be authenticated. The provided sources do not include CVSS, CWE, or detailed exploit prerequisites beyond authentication.
Likely exposure
Organizations running Jira Server or Jira Data Center in the affected version ranges are potentially exposed, especially where many users can authenticate to Jira.
Exploitation context
CISA KEV status is false in the bundle, and no cited source states active exploitation. The vulnerability is remotely reachable but requires an authenticated Jira account.
Researcher notes
Evidence is limited to the CVE description and Atlassian issue reference. No CVSS vector, CWE mapping, exploit status, or detailed remediation notes are included in the provided bundle.
Mitigation direction
- Inventory Jira Server and Data Center versions.
- Upgrade Jira outside the affected ranges: 8.13.21 or 8.20.9 and later.
- Review Atlassian JRASERVER-73071 for vendor-specific guidance.
- Limit Jira access to trusted users while remediation is pending.
- Review filter subscriptions involving administrator groups.
Validation and detection
- Confirm whether Jira is Server or Data Center.
- Check running Jira versions against the affected ranges.
- Review audit logs for subscription changes involving administrator groups.
- Look for requests to /secure/EditSubscription.jspa by non-administrators.
- Perform role-based access validation in a controlled staging environment.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2021-43946 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://jira.atlassian.com/browse/JRASERVER-73071CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.