Simple Shopping Cart <= 5.2.9 - Unauthenticated Insecure Direct Object Reference

5.3
Authorization Bypass Through User-Controlled Key
CVE CVE-2026-48868
CVSS 5.3 (Medium)
Publicly Published June 2, 2026
Last Updated June 11, 2026
Researcher Austin Ginder - Anchor Hosting

Description

The Simple Shopping Cart plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 5.2.9 due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to perform an unauthorized action.

References

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Vulnerability Details for Simple Shopping Cart

Software Type Plugin
Software Slug wordpress-simple-paypal-shopping-cart (view on wordpress.org)
Patched? Yes
Remediation Update to version 5.3.0, or a newer patched version
Affected Version
  • <= 5.2.9
Patched Version
  • 5.3.0

Recent vulnerabilities in Simple Shopping Cart

# Title CVE ID CVSS Researchers Date
1 Simple Shopping Cart <= 5.2.4 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'wpsc_display_product' Shortcode CVE-2026-0552 6.4 Muhammad Yudha - DJ April 3, 2026
2 WordPress Simple PayPal Shopping Cart <= 5.1.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode CVE-2025-3890 6.4 Jack Taylor April 30, 2025
3 WordPress Simple PayPal Shopping Cart <= 5.1.3 - Insecure Direct Object Reference via 'quantity' CVE-2025-3889 5.3 Jack Taylor April 30, 2025
4 WordPress Simple PayPal Shopping Cart <= 5.1.3 - Insecure Direct Object Reference CVE-2025-3874 6.5 Jack Taylor April 30, 2025
5 WordPress Simple PayPal Shopping Cart <= 5.1.2 - Unauthenticated Product Price Manipulation CVE-2025-3530 7.5 Jack Taylor April 22, 2025
6 WordPress Simple PayPal Shopping Cart <= 5.1.2 - Unauthenticated Information Exposure via file_url Parameter CVE-2025-3529 8.2 Jack Taylor April 22, 2025
7 WordPress Simple Shopping Cart <= 5.0.7 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2024-12622 6.4 Muhammad Yudha - DJ December 23, 2024
8 WordPress Simple Shopping Cart <= 4.7.1 - Authenticated(Administrator+) Stored Cross-Site Scripting CVE-2023-6497 4.4 Webbernaut January 26, 2024
9 WP Simple Shopping Cart <= 4.6.3 - Information Disclosure CVE-2023-1431 5.3 Ayoub Safa March 16, 2023
10 WordPress Simple PayPal Shopping Cart <= 4.6.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode CVE-2022-4672 6.4 István Márton December 27, 2022

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