Reflected Cross-Site Scripting Vulnerability in s2Member Plugin for WordPress
CVE-2024-11376

6.1MEDIUM

Key Information:

Vendor
Clavaque
Status
S2member – Excellent For All Kinds Of Memberships, Content Restriction Paywalls & Member Access Subscriptions
Vendor
CVE Published:
18 February 2025

Summary

The s2Member plugin for WordPress, which facilitates various membership functionalities and content restrictions, is vulnerable to Reflected Cross-Site Scripting. This vulnerability arises from the improper use of the add_query_arg function without adequate escaping on URLs in all versions up to 241114. Unauthenticated attackers can exploit this weakness to inject malicious web scripts, compromising user integrity and security if a user unwittingly interacts with compromised links.

Affected Version(s)

s2Member – Excellent for All Kinds of Memberships, Content Restriction Paywalls & Member Access Subscriptions * <= 241216

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/s2member/tags/...
https://plugins.trac.wordpress.org/changeset?sfp_email=&s...

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dale Mavers
.