CVE-2025-13367

MEDIUM

User Registration & Membership Plugin < 4.4.6 - Authenticated Stored Cross-Site Scripting via Shortcode Attributes

Title source: llm

Description

The User Registration & Membership – Custom Registration Form Builder, Custom Login Form, User Profile, Content Restriction & Membership Plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple shortcode attributes in all versions up to, and including, 4.4.6 due to insufficient input sanitization and output escaping. 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.

References (3)

Core 3

Core References

Product

https://plugins.trac.wordpress.org/changeset/3412096/user-registration/trunk/modules/membership/includes/Templates/membership-listing.php

Product

https://plugins.trac.wordpress.org/changeset/3412096/user-registration/trunk/modules/membership/includes/Templates/thank-you-page.php

Third Party Advisory

https://www.wordfence.com/threat-intel/vulnerabilities/id/2244945a-5b3a-463d-9910-46a6f7afaf6c?source=cve

Scores

CVSS v3 6.4

EPSS 0.0027

EPSS Percentile 19.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-79

Status published

Products (2)

wpeverest/User Registration & Membership – Custom Registration Form Builder, Custom Login Form, User Profile, Content Restriction & Membership Plugin < 4.4.6

wpeverest/User Registration & Membership – Free & Paid Memberships, Subscriptions, Content Restriction, User Profile, Custom User Registration & Login Builder < 4.4.6

Published Dec 15, 2025

Tracked Since Feb 18, 2026