{"id":4387,"date":"2026-09-04T18:46:28","date_gmt":"2026-09-04T10:46:28","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-68586"},"modified":"2026-09-04T18:46:28","modified_gmt":"2026-09-04T10:46:28","slug":"cve-2026-68586","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-68586","title":{"rendered":"CVE-2026-68586 [HIGH] &#8211; SiYuan before v3.7.3 fails to apply publish-access filters to the getBacklinkDoc and getBa"},"content":{"rendered":"<p>SiYuan before v3.7.3 fails to apply publish-access filters to the getBacklinkDoc and getBackmentionDoc content endpoints (\/api\/ref\/getBacklinkDoc and \/api\/ref\/getBackmentionDoc). While the corresponding backlink list endpoints filter publish-forbidden documents, the content endpoints (gated only by CheckAuth) do not. A publish-mode reader \u2014 including an anonymous reader when publish Basic Auth is disabled \u2014 can call these endpoints directly with a publish-forbidden document&#8217;s ID to retrieve its rendered DOM content and to determine whether the document references a given block (a reference-existence oracle).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SiYuan before v3.7.3 fails to apply publish-access filters to the getBacklinkDoc and getBackmentionDoc content endpoints (\/api\/ref\/getBacklinkDoc and \/api\/ref\/getBackmentionDoc). While the correspondi<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-4387","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/4387","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=4387"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4387"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4387"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}