Paid Memberships Pro <= 2.12.3 - Authenticated (Subscriber+) Arbitrary File Upload

7.5
Unrestricted Upload of File with Dangerous Type
CVE CVE-2023-6187
CVSS 7.5 (High)
Publicly Published November 16, 2023
Last Updated November 30, 2023
Researcher István Márton - Wordfence

Description

The Paid Memberships Pro plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation in the 'pmpro_paypalexpress_session_vars_for_user_fields' function in versions up to, and including, 2.12.3. This makes it possible for authenticated attackers with subscriber privileges or above, to upload arbitrary files on the affected site's server which may make remote code execution possible. This can be exploited if 2Checkout (deprecated since version 2.6) or PayPal Express is set as the payment method and a custom user field is added that is only visible at profile, and not visible at checkout according to its settings.

Learn more about Arbitrary File Upload vulnerabilities and how to prevent them.

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Vulnerability Details for Paid Memberships Pro – Content Restriction, User Registration, & Paid Subscriptions

Software Type Plugin
Software Slug paid-memberships-pro
Patched? Yes
Remediation Update to version 2.12.4, or a newer patched version
Affected Version
  • <= 2.12.3
Patched Version
  • 2.12.4

Recent vulnerabilities in Paid Memberships Pro – Content Restriction, User Registration, & Paid Subscriptions

# Title CVE ID CVSS Researchers Date
1 Paid Memberships Pro <= 3.6.5 - Missing Authorization to Authenticated (Subscriber+) Stripe Webhook Deletion and Payment Processing Disruption CVE-2026-4100 7.1 Jared Reyes May 1, 2026
2 Paid Memberships Pro <= 3.0.5 - Authenticated (Administrator+) SQL Injection CVE-2024-37486 9.1 Trương Hữu Phúc (truonghuuphuc) July 4, 2024
3 Paid Memberships Pro <= 3.0.4 - Unauthenticated Insecure Direct Object Reference to Order Status Update CVE-2024-37277 5.3 Rafie Muhammad June 28, 2024
4 Paid Memberships Pro <= 2.12.10 - Cross-Site Request Forgery to Membership Modification CVE-2024-1407 5.4 Colin Xu June 18, 2024
5 Paid Memberships Pro <= 2.12.10 - Cross-Site Request Forgery CVE-2024-32793 5.4 Majed Refaea April 22, 2024
6 Paid Memberships Pro <= 3.0.1 - Cross-Site Request Forgery CVE-2024-3215 5.3 Whit Taylor April 15, 2024
7 Paid Memberships Pro <= 2.12.10 - Cross-Site Request Forgery CVE-2024-0588 4.3 kodaichodai March 25, 2024
8 Paid Memberships Pro <= 2.12.8 - Authenticated (Contributor+) Information Disclosure via Shortcode CVE-2024-1279 4.3 Scott Kingsley Clark February 16, 2024
9 Paid Memberships Pro <= 2.12.8 - Authenticated (Contributor+) User Meta Disclosure 4.3 Scott Kingsley Clark February 8, 2024
10 Paid Memberships Pro <= 2.12.7 - Cross-Site Request Forgery to Level Orders Update CVE-2024-0624 5.3 kodaichodai January 24, 2024

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