CVE-2026-84804 Details
Description
Kimai before 2.65.0 fails to properly validate permissions when removing team access to activities, projects, and customers via API endpoints. Authenticated users with edit_team permission can revoke team access without the required permissions_activity check, bypassing authorization controls.
An authorization bypass vulnerability has been identified in Kimai versions prior to 2.65.0. The issue arises in the API endpoints that manage team access to activities, projects, and customers. Authenticated users with the 'edit_team' permission can revoke access without the necessary 'permissions_activity' check, thereby bypassing authorization controls. This vulnerability allows users to remove a team's access to an activity without proper permission management.
Users can update to Kimai version 2.65.0 or later, where this vulnerability has been addressed. For more information, visit the Kimai security advisory page.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Sep 2, 2026CISA-ADP
Assessed Sep 4, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-284 | Improper Access Control | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Kimai | < 2.65.0 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 4, 2026 | CVE Modified | CISA-ADP |
| Sep 2, 2026 | New CVE Received | [email protected] |