{"api_version":"1","generated_at":"2026-10-12T03:22:44+00:00","cve":"CVE-2026-52820","urls":{"html":"https://cve.report/CVE-2026-52820","api":"https://cve.report/api/cve/CVE-2026-52820.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-52820","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-52820"},"summary":{"title":"Kimai: Timesheet PATCH/POST allows assigning to project outside user's team via query_builder OR-bypass","description":"Kimai is an open-source time tracking application. Prior to 2.57.0, PATCH /api/timesheets/{id} and POST /api/timesheets accept a user-controlled project identifier through TimesheetApiEditForm and FormTrait, and ProjectRepository::getQueryBuilderForFormType() places that identifier in an unconditional OR branch that bypasses the team access criteria. Any authenticated user with edit_own_timesheet can therefore assign an owned timesheet to a project outside the user's teams, persist unauthorized project attribution, and retrieve project and customer metadata through GET /api/timesheets/{id}?full=true. TimesheetTeamAccessValidator now checks changed project and activity associations against current team access. 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Prior to 2.57.0, PATCH /api/timesheets/{id} and POST /api/timesheets accept a user-controlled project identifier through TimesheetApiEditForm and FormTrait, and ProjectRepository::getQueryBuilderForFormType() places that identifier in an unconditional OR branch that bypasses the team access criteria. Any authenticated user with edit_own_timesheet can therefore assign an owned timesheet to a project outside the user's teams, persist unauthorized project attribution, and retrieve project and customer metadata through GET /api/timesheets/{id}?full=true. TimesheetTeamAccessValidator now checks changed project and activity associations against current team access. This issue is fixed in version 2.57.0.","Type":"Description","Title":"Kimai: Timesheet PATCH/POST allows assigning to project outside "}]}}}