XSS in Stellarwp Membership Plugin – Restrict Content
CVE-2025-14000
The Membership Plugin – Restrict Content plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'register_form' and 'restrict' shortcodes in all versions up to, and including, 3.2.15 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.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.002 (11.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.
Affected products
- Stellarwp Membership Plugin – Restrict Content — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2025-14000?
- CVE-2025-14000 is a medium-severity vulnerability in Stellarwp Membership Plugin – Restrict Content, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2025-12-23.
- How severe is CVE-2025-14000?
- Medium severity. CVSS v3 base score is 6.4 out of 10.