CVE-2026-52819

Kimai is an open-source time tracking application. Prior to 2.57.0, the GET /api/timesheets list endpoint accepts user and users target identifiers from a caller with viewothertimesheet but does not apply accessuser or verify that a ROLETEAMLEAD requester leads a team containing each target user...

CVE-2026-84807

Kimai kimai/kimai through 2.65.0 contains a business logic / improper authorization vulnerability in the default team creation endpoints. An authenticated user with project permission-management privileges can create or use a customer, project, or activity whose name matches an existing team;...

CVE-2026-84807 Kimai before 2.65.0 Authentication Bypass via Team Creation

Kimai kimai/kimai through 2.65.0 contains a business logic / improper authorization vulnerability in the default team creation endpoints. An authenticated user with project permission-management privileges can create or use a customer, project, or activity whose name matches an existing team;...

EUVD-2026-69919

Kimai kimai/kimai through 2.65.0 contains a business logic / improper authorization vulnerability in the default team creation endpoints. An authenticated user with project permission-management privileges can create or use a customer, project, or activity whose name matches an existing team;...

CVE-2026-84807

Kimai (kimai/kimai) versions prior to 2.65.0 contain an improper authorization flaw in its default team-creation endpoints (POST /api/customers/{id}/team, POST /api/projects/{id}/team, POST /api/activities/{id}/team). An authenticated user holding project permission-management privileges can crea...

CVE-2026-84807: Incorrect Privilege Assignment

Kimai kimai/kimai through 2.65.0 contains a business logic / improper authorization vulnerability in the default team creation endpoints. An authenticated user with project permission-management privileges can create or use a customer, project, or activity whose name matches an existing team;...

PT-2026-84680

Kimai kimai/kimai through 2.65.0 contains a business logic / improper authorization vulnerability in the default team creation endpoints. An authenticated user with project permission-management privileges can create or use a customer, project, or activity whose name matches an existing team;...

EUVD-2026-66224

Kimai before 2.56.0 does not enforce team-membership checks in TimesheetVoter::voteOnAttribute, which maps permissions only to owntimesheet or othertimesheet. As a result, any authenticated user with ROLETEAMLEAD or a role holding editothertimesheet/deleteothertimesheet can read, modify, and...

CVE-2026-80202

Kimai before 2.56.0 has an authorization bypass in TimesheetVoter::voteOnAttribute() , which maps permissions only to own_timesheet or other_timesheet without enforcing team-membership checks. Any authenticated user holding ROLE_TEAMLEAD (or a role with edit_other_timesheet/delete_other_timesheet...

Kimai: ExportTemplate CRUD Missing Authorization Check Allows Unauthorized TEAMLEAD Access

Summary The ExportController web routes for creating and editing export templates are gated only by the class-level createexport permission, which is granted to ROLETEAMLEAD by default. The corresponding API routes and UI button visibility correctly require the stricter createexporttemplate...

GHSA-RW46-QG69-VG6H Kimai: ExportTemplate CRUD Missing Authorization Check Allows Unauthorized TEAMLEAD Access

Summary The ExportController web routes for creating and editing export templates are gated only by the class-level createexport permission, which is granted to ROLETEAMLEAD by default. The corresponding API routes and UI button visibility correctly require the stricter createexporttemplate...

GHSA-XV4R-4885-GWPG Kimai has Improper Authorization in Team Member and Team Activity Assignment APIs Which Allows Expansion of Team Scope Beyond Authorized Visibility

Summary Kimai contains an authenticated improper authorization vulnerability in Team-related assignment APIs. A Teamlead who can edit their own team can use backend API endpoints to add users or activities that fall outside their intended visible or manageable scope, even when the frontend...

Kimai has Improper Authorization in Team Member and Team Activity Assignment APIs Which Allows Expansion of Team Scope Beyond Authorized Visibility

Summary Kimai contains an authenticated improper authorization vulnerability in Team-related assignment APIs. A Teamlead who can edit their own team can use backend API endpoints to add users or activities that fall outside their intended visible or manageable scope, even when the frontend...

PT-2026-59005

Summary Kimai contains an authenticated improper authorization vulnerability in Team-related assignment APIs. A Teamlead who can edit their own team can use backend API endpoints to add users or activities that fall outside their intended visible or manageable scope, even when the frontend...

PT-2026-60092

Summary Kimai contains an authenticated improper authorization vulnerability in Team-related assignment APIs. A Teamlead who can edit their own team can use backend API endpoints to add users or activities that fall outside their intended visible or manageable scope, even when the frontend...

Kimai: Login CSRF in Default Team Creation Endpoints Allows Unauthorized Team and Permission Structure Changes

Summary Kimai 2.56.0 contains authenticated cross-site request forgery issues in its default team creation shortcuts for projects, customers, and activities. These endpoints are exposed through GET routes and directly create or reuse a Team, add the current user as teamlead, and bind the target...

GHSA-PGCC-VFMC-7CW5 Kimai: Login CSRF in Default Team Creation Endpoints Allows Unauthorized Team and Permission Structure Changes

Summary Kimai 2.56.0 contains authenticated cross-site request forgery issues in its default team creation shortcuts for projects, customers, and activities. These endpoints are exposed through GET routes and directly create or reuse a Team, add the current user as teamlead, and bind the target...

PT-2026-58946

Summary GET /api/timesheets?user= and users= returns the targeted user's timesheet records to any caller that has the view other timesheet permission, without verifying that the caller is teamlead of any team containing the target user. The per-record endpoint GET /api/timesheets/id correctly...

GHSA-9G2Q-W3W2-VF7Q Kimai has Missing Voter Check that Allows Cross-Team Timesheet Manipulation

Summary Any ROLETEAMLEAD user can enumerate, read, modify, and permanently delete timesheets belonging to any other user in the system — regardless of team membership. This enables data destruction deleted billable hours, data tampering forged timesheet durations, and full authorization bypass on...

Incorrect Authorization

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...