{"id":22941,"date":"2026-09-15T20:31:06","date_gmt":"2026-09-15T12:31:06","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-52820"},"modified":"2026-09-15T20:31:06","modified_gmt":"2026-09-15T12:31:06","slug":"cve-2026-52820","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-52820","title":{"rendered":"CVE-2026-52820 &#8211; Kimai is an open-source time tracking application. Prior to 2.57.0, PATCH \/api\/timesheets\/"},"content":{"rendered":"<p>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&#8217;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.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>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 For<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-22941","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/22941","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=22941"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=22941"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=22941"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}