{"id":13478,"date":"2026-09-04T19:00:46","date_gmt":"2026-09-04T11:00:46","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-39903"},"modified":"2026-09-04T19:00:46","modified_gmt":"2026-09-04T11:00:46","slug":"cve-2026-39903","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-39903","title":{"rendered":"CVE-2026-39903 [HIGH] &#8211; Simple Machines Forum 2.1 prior to commit 7d048f8 and 3.0 prior to commit a7875e8 contains"},"content":{"rendered":"<p>Simple Machines Forum 2.1 prior to commit 7d048f8 and 3.0 prior to commit a7875e8 contains an authorization bypass vulnerability in Sources\/Actions\/AttachmentApprove.php where a single-character operator error causes the permission check to always pass regardless of user permissions. An authenticated low-privileged user can approve, reject, or delete any pending attachments on any board without holding the required approve_posts permission, bypass moderation queues for their own uploads, and enumerate and delete other users&#8217; pending attachments.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Simple Machines Forum 2.1 prior to commit 7d048f8 and 3.0 prior to commit a7875e8 contains an authorization bypass vulnerability in Sources\/Actions\/AttachmentApprove.php where a single-character opera<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-13478","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/13478","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=13478"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=13478"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=13478"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}