CVE-2026-13355

The Meta Box AIO plugin for WordPress is vulnerable to Privilege Escalation to Administrator in versions up to, and including, 3.11.0. This is due to a chained flaw: the populateviaquerystring function in the mb-frontend-submission component unconditionally overrides the form's target objectid fr...

CVE-2026-13355 Meta Box AIO <= 3.11.0 And Standalone Plugin Extensions - Unauthenticated Privilege Escalation to Administrator to 'rwmb_frontend_field_object_id' Parameter

The Meta Box AIO plugin for WordPress is vulnerable to Privilege Escalation to Administrator in versions up to, and including, 3.11.0. This is due to a chained flaw: the populateviaquerystring function in the mb-frontend-submission component unconditionally overrides the form's target objectid fr...

PT-2026-96644

Name of the Vulnerable Software and Affected Versions Meta Box AIO versions prior to 3.11.1 Meta Box Frontend Submission versions prior to 4.5.7 Meta Box User Profile versions prior to 3.11.1 Description A chained flaw allows unauthenticated attackers to escalate privileges to Administrator. The...

CVE-2026-14488: Missing Authorization

The Meta Box AIO plugin for WordPress is vulnerable to Missing Authorization via the templateredirect dispatcher in the MB Frontend Submission extension in versions up to, and including, 3.8.0. This is due to the handlerequest function routing the mbfsdelete action without any capability or...