{"id":4574,"date":"2026-09-04T18:46:36","date_gmt":"2026-09-04T10:46:36","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-70494"},"modified":"2026-09-04T18:46:36","modified_gmt":"2026-09-04T10:46:36","slug":"cve-2026-70494","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-70494","title":{"rendered":"CVE-2026-70494 [HIGH] &#8211; Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From"},"content":{"rendered":"<p>Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.10.0 until 0.11.0, the DELETE \/api\/v1\/folders\/{id} handler in backend\/open_webui\/routers\/folders.py allowed a user granted write access to a shared chat folder to permanently delete chats and messages belonging to the folder owner. The cascade following the authorization check is bound to the folder owner&#8217;s id, but the subfolder check accepted any inherited write grant instead of requiring ownership or administrator status. A collaborator can destroy the owner&#8217;s subtree or force-move chats out of it when delete_contents=false. This issue is fixed in 0.11.0.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.10.0 until 0.11.0, the DELETE \/api\/v1\/folders\/{id} handler in backend\/open_webui\/routers\/folders.py allowed<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-4574","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/4574","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=4574"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4574"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4574"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}