{"id":31650,"date":"2026-10-01T12:37:03","date_gmt":"2026-10-01T04:37:03","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-91109"},"modified":"2026-10-01T12:37:03","modified_gmt":"2026-10-01T04:37:03","slug":"cve-2026-91109","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-91109","title":{"rendered":"CVE-2026-91109 [MEDIUM] &#8211; The Simply Schedule Appointments plugin for WordPress is vulnerable to Insecure Direct Obj"},"content":{"rendered":"<p>The Simply Schedule Appointments plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.6.12.31 via the &#8216;complete_group&#8217; parameter due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with subscriber-level access and above, to disclose every co-booker&#8217;s private per-appointment id_token (exposed as public_token) alongside their PII (name and email address), then use each leaked token to read, overwrite arbitrary appointment meta on, or cancel the co-booker&#8217;s appointment via the same REST controller. Exploitation requires the attacker to possess a valid id_token for any single appointment within the targeted group booking.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Simply Schedule Appointments plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.6.12.31 via the &#8216;complete_group&#8217; parameter due to missin<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-31650","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/31650","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=31650"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=31650"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=31650"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}