CVE-2025-3874 WordPress Simple PayPal Shopping Cart <= 5.1.3 - Insecure Direct Object Reference

What is CVE-2025-3874?

CVE-2025-3874 is a medium-severity missing authorization vulnerability in mra13 Simple Shopping Cart, published on 1 May 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The WordPress Simple Shopping Cart plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 5.1.3 due to lack of randomization of a user controlled key. This makes it possible for unauthenticated attackers to access customer shopping carts and edit product links, add or delete products, and discover coupon codes.

Weakness: CWE-639

Which versions are affected by CVE-2025-3874?

It affects 1 product.

Products include Tipsandtricks-Hq Wordpress Simple Paypal Shopping Cart.

How do I fix CVE-2025-3874?

No fix has been published for CVE-2025-3874 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2025-3874 being exploited?

There is no known exploitation of CVE-2025-3874 in the wild and no public exploit code.

Other vulnerabilities in mra13 Simple Shopping Cart

• CVE-2013-2705 Cross-site request forgery in n/a Medium 6.8
• CVE-2025-3890 WordPress Simple PayPal Shopping Cart <= 5.1.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Medium 6.4
• CVE-2022-4672 WordPress Simple Shopping Cart < 4.6.2 - Contributor+ Stored XSS via Shortcode Medium 5.4
• CVE-2025-3889 WordPress Simple PayPal Shopping Cart <= 5.1.3 - Insecure Direct Object Reference via 'quantity' Medium 5.3
• CVE-2023-1431 Information disclosure in WordPress Simple Shopping Cart Medium 5.3

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-x26p-4qc2-77fw.