CVE-2026-13355

CVE-2026-13355 — Meta Box AIO Unauthenticated Administrator Privilege Escalation Python 3 proof-of-concept scanner and exploit for CVE-2026-13355 in the WordPress bundle Meta Box AIO and related MB Frontend Submission / MB User Profile extensions. | ---|--- Platform| WordPress plugin Component|...

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...

CVE-2026-13355

The Meta Box AIO WordPress plugin (versions ≤ 3.11.0 ) is vulnerable to unauthenticated Privilege Escalation to Administrator due to a chained flaw in its bundled components. The mb-frontend-submission component lacks authorization checks in the populate_via_query_string() function, allowing atta...

CVE-2026-13355: Improper Privilege Management

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...

WordPress Meta Box AIO plugin <= 3.11.0 - Unauthenticated Privilege Escalation to Administrator to 'rwmb_frontend_field_object_id' Parameter vulnerability

Unauthenticated Privilege Escalation to Administrator to 'rwmbfrontendfieldobjectid' Parameter vulnerability discovered by h0xilo in WordPress Plugin Meta Box AIO versions = 3.11.0...

WordPress Meta Box User Profile plugin < 2.6.0 - Unauthenticated Privilege Escalation to Administrator to 'rwmb_frontend_field_object_id' Parameter vulnerability

Unauthenticated Privilege Escalation to Administrator to 'rwmbfrontendfieldobjectid' Parameter vulnerability discovered by h0xilo in WordPress Plugin Meta Box User Profile versions 2.6.0...

WordPress Meta Box AIO plugin <= 3.8.0 - Missing Authorization to Unauthenticated Arbitrary Post Deletion vulnerability

Missing Authorization to Unauthenticated Arbitrary Post Deletion vulnerability discovered by Austin Ginder in WordPress Plugin Meta Box AIO versions = 3.8.0...

CVE-2026-14488

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...

CVE-2026-14488 Meta Box AIO <= 3.8.0 - Missing Authorization to Unauthenticated Arbitrary Post Deletion via 'rwmb_frontend_field_object_id' Parameter

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...

CVE-2026-14488 Meta Box AIO <= 3.8.0 - Missing Authorization to Unauthenticated Arbitrary Post Deletion via 'rwmb_frontend_field_object_id' Parameter

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...

CVE-2026-14488

CVE-2026-14488 affects the Meta Box AIO WordPress plugin (MB Frontend Submission extension) up to version 3.8.0. The vulnerability stems from handle_request() routing the mbfs_delete action without capability/ownership checks, and nonce verification in check_ajax() being gated behind is_ajax(), w...

PT-2026-65769

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