{"id":82136,"date":"2026-07-17T10:46:37","date_gmt":"2026-07-17T07:16:37","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-11961-user-registration-membership-5-2-3-unauthenticated-privilege-escalation-via-unbound-members_data-membership-id\/"},"modified":"2026-07-17T10:46:37","modified_gmt":"2026-07-17T07:16:37","slug":"cve-2026-11961-user-registration-membership-5-2-3-unauthenticated-privilege-escalation-via-unbound-members_data-membership-id","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-11961-user-registration-membership-5-2-3-unauthenticated-privilege-escalation-via-unbound-members_data-membership-id\/","title":{"rendered":"CVE-2026-11961 &#8211; User Registration &amp; Membership &lt; 5.2.3 &#8211; Unauthenticated Privilege Escalation via Unbound members_data Membership ID"},"content":{"rendered":"<p>CVE ID :CVE-2026-11961<\/p>\n<p>  Published : July 17, 2026, 7:16 a.m. | 20\u00a0minutes ago<\/p>\n<p>  Description :The User Registration &amp; Membership  WordPress plugin before 5.2.3 does not validate that the membership tier submitted during public registration is one of the tiers allowed by the registration form before assigning that tier&#8217;s associated user role, allowing unauthenticated users to register into an arbitrary published membership tier and obtain its role \u2014 up to administrator when such a tier exists.<\/p>\n<p>  Severity: 0.0 | NA<\/p>\n<p>  Visit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID :CVE-2026-11961 Published : July 17, 2026, 7:16 a.m. | 20\u00a0minutes ago Description :The User Registration &amp; Membership WordPress plugin before 5.2.3 does not validate that the membership tier submitted during public registration is one of the tiers allowed by the registration form before assigning that tier&#8217;s associated user role, allowing unauthenticated users to &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-82136","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/82136","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=82136"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/82136\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=82136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=82136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=82136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}