Incorrect Authorization Affecting kimai/kimai package, versions <2.56.0
Threat Intelligence
Exploit Maturity
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- published7 May 2026
- disclosed6 May 2026
- creditnullvector1
Introduced: 6 May 2026
New CVE NOT AVAILABLE CWE-863 (opens in a new tab)Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade kimai/kimai to version 2.56.0 or higher.
Overview
Affected versions of this package are vulnerable to Incorrect Authorization through the TimesheetVoter::voteOnAttribute process. An attacker can access, modify, or delete timesheet records belonging to users outside their team by sending crafted API requests with sufficient privileges. This is only exploitable if the authenticated user holds the ROLE_TEAMLEAD or higher.