Stored Cross-Site Scripting in VK All in One Expansion Unit for WordPress
CVE-2025-11737

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Vk All In One Expansion Unit
Vendor
CVE Published:
18 February 2026

What is CVE-2025-11737?

The VK All in One Expansion Unit plugin for WordPress is susceptible to a Stored Cross-Site Scripting vulnerability due to inadequate input sanitization and output escaping. This flaw allows authenticated users, with Contributor-level access and higher, to inject arbitrary web scripts via the 'vkExUnit_sns_title' parameter. The injected scripts are executed whenever a user accesses a page containing the malicious code, exposing users to potential attacks and compromising the integrity of the website.

Affected Version(s)

VK All in One Expansion Unit 0 <= 9.112.3

References

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

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

Dmitrii Ignatyev
.