Vulnerability · Published Apr 18, 2026 · Assigned by Wordfence
CVE-2026-1559Youzify <= 1.3.6 - Authenticated (Subscriber+) Stored Cross-Site Scripting via 'checkin_place_id' Parameter
Medium 6.4
In plain English
A medium-severity cross-site scripting in Youzify – BuddyPress Community, User Profile, Social Network & Membership Plugin for WordPress from youzify. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities).
Official description
The Youzify plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'checkin_place_id' parameter in all versions up to, and including, 1.3.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| youzify | Youzify – BuddyPress Community, User Profile, Social Network & Membership Plugin for WordPress | 0 – through 1.3.6 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/6bd69711-8303-4086-87c3-eb2935a89aff?source=cve
- https://plugins.trac.wordpress.org/browser/youzify/trunk/includes/public/core/wall/class-youzify-form.php#L506
- https://plugins.trac.wordpress.org/browser/youzify/tags/1.3.6/includes/public/core/wall/class-youzify-form.php#L506
- https://plugins.trac.wordpress.org/browser/youzify/trunk/includes/public/core/class-youzify-wall.php#L109
- https://plugins.trac.wordpress.org/browser/youzify/tags/1.3.6/includes/public/core/class-youzify-wall.php#L109
- https://plugins.trac.wordpress.org/changeset/3483281/youzify/trunk/includes/public/core/wall/class-youzify-form.php
- https://plugins.trac.wordpress.org/changeset?old_path=%2Fyouzify/tags/1.3.6&new_path=%2Fyouzify/tags/1.3.7