CVE-2024-9242: Memberful

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

The Memberful – Membership Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'memberful_buy_subscription_link' and 'memberful_podcasts_link' shortcodes in all versions up to, and including, 1.73.7 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

• Memberful Memberful: before 1.73.8 (fixed in 1.73.8)

Published 2024-10-04. Last modified 2026-06-17.