Stored Cross-Site Scripting in Youzify Plugin for WordPress
CVE-2026-1559

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Youzify – Buddypress Community, User Profile, Social Network & Membership Plugin For WordPress
Vendor
CVE Published:
18 April 2026

What is CVE-2026-1559?

The Youzify plugin for WordPress, utilized in social networking functionalities, suffers from a Stored Cross-Site Scripting vulnerability through the 'checkin_place_id' parameter. This issue arises due to a lack of proper input sanitization and output escaping in all versions up to and including 1.3.6. Authenticated attackers with Subscriber-level access or higher can exploit this vulnerability to inject malicious web scripts. These scripts may execute whenever a user accesses a compromised page, potentially leading to unauthorized actions or data exposure.

Affected Version(s)

Youzify – BuddyPress Community, User Profile, Social Network & Membership Plugin for WordPress 0 <= 1.3.6

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/youzify/trunk/...
https://plugins.trac.wordpress.org/browser/youzify/tags/1...

CVSS V3.1

Score:
6.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Tharadol Suksamran
.