{"id":8175,"date":"2026-09-04T18:49:51","date_gmt":"2026-09-04T10:49:51","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-74904"},"modified":"2026-09-04T18:49:51","modified_gmt":"2026-09-04T10:49:51","slug":"cve-2026-74904","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-74904","title":{"rendered":"CVE-2026-74904 [HIGH] &#8211; SiYuan before v3.7.4 is missing authorization checks in 17 block metadata\/content endpoint"},"content":{"rendered":"<p>SiYuan before v3.7.4 is missing authorization checks in 17 block metadata\/content endpoints in kernel\/api\/block.go (including getRefText, checkBlockExist, and getBlockBreadcrumb). These handlers are gated only by basic authentication (model.CheckAuth) and lack publish-access filtering, allowing anonymous publish-mode readers to disclose private block content-derived text, structural metadata, and existence information for arbitrary block IDs across the workspace.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SiYuan before v3.7.4 is missing authorization checks in 17 block metadata\/content endpoints in kernel\/api\/block.go (including getRefText, checkBlockExist, and getBlockBreadcrumb). These handlers are g<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-8175","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/8175","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=8175"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8175"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8175"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}