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CVE-2026-5459

MEDIUM 5.3 CVSS 3.1
Published
July 8, 2026
Last modified
July 8, 2026
NVD status
Deferred
Reported by
security@wordfence.com
Weakness
CWE-639
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Description

The User Frontend: AI Powered Frontend Posting, User Directory, Profile, Membership & User Registration plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 4.3.1 via the payment_page() function due to missing validation on the 'user_id' user controlled key. This makes it possible for unauthenticated attackers to activate a free subscription pack for any user on the site, overwriting their existing paid subscription and causing loss of paid features.

Affected WordPress components

  • User Frontend – Membership, User Registration, User Profile, User Directory & Content Restriction with Frontend Post Submission Plugin · wp-user-frontend
    Confirmed match Active
    Up to and including 4.3.1
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • wedevs User Frontend: AI Powered Frontend Posting, User Directory, Profile Builder, Membership & User Registration — Up to and including 4.3.1

References