CVE-2024-3210: Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content – ProfilePress <= 4.15.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'reg-single-checkbox'

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-04-10 · updated 2026-06-17
Weakness: CWE-79

Description

The Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content – ProfilePress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'reg-single-checkbox' shortcode in all versions up to, and including, 4.15.5 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

properfraction Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content – : before 4.15.6 — fixed in 4.15.6

How to fix

Upgrade to a fixed version: properfraction Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content – 4.15.6. Check the vendor advisory for mitigations.

References

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