CVE-2026-52822 Kimai: Improper Authorization in Kimai Timesheet Restart and Duplicate Allows New Timesheets After Project Access Revocation

Kimai is an open-source time tracking application. Prior to 2.58.0, PATCH /api/timesheets/id/restart, PATCH /api/timesheets/id/duplicate, and the web duplicate workflow can derive a new record from an owned historical timesheet after the user's access to its project or activity has been revoked...

Kimai: Login CSRF in the Timesheet Stop and Restart API Endpoints Allows Unauthorized State Changes

Summary Kimai 2.56.0 contains authenticated cross-site request forgery issues in its timesheet state-changing API endpoints. The application reuses the browser's existing session for /api/ requests, and both the stop and restart operations are exposed through GET and PATCH routes that directly...

Improper Authorization in Kimai Timesheet Restart and Duplicate Allows New Timesheets After Project Access Revocation

Summary Kimai 2.56.0 contains an authenticated authorization bypass in the timesheet restart and duplicate workflows. After a user loses access to a project, the user can still derive a new timesheet from one of their historical entries and create a new record under that now-unauthorized project...

GHSA-C6W6-57JJ-62VH Improper Authorization in Kimai Timesheet Restart and Duplicate Allows New Timesheets After Project Access Revocation

Summary Kimai 2.56.0 contains an authenticated authorization bypass in the timesheet restart and duplicate workflows. After a user loses access to a project, the user can still derive a new timesheet from one of their historical entries and create a new record under that now-unauthorized project...

PT-2026-60089

Summary Kimai 2.56.0 contains an authenticated authorization bypass in the timesheet restart and duplicate workflows. After a user loses access to a project, the user can still derive a new timesheet from one of their historical entries and create a new record under that now-unauthorized project...

PT-2026-60090

Summary Kimai 2.56.0 contains authenticated cross-site request forgery issues in its timesheet state-changing API endpoints. The application reuses the browser's existing session for /api/ requests, and both the stop and restart operations are exposed through GET and PATCH routes that directly...