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6.4
WordPress VK All in One Expansion Unit plugin allows attackers to inject malicious scripts
CVE-2025-11737
Summary
An attacker with Contributor-level access can inject malicious scripts into WordPress pages, which can execute when users visit those pages. This can lead to unauthorized actions, data theft, or other security issues. Update the plugin to a version higher than 9.112.3 to fix this vulnerability.
Original title
The VK All in One Expansion Unit plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'vkExUnit_sns_title' parameter in all versions up to, and including, 9.112.3 due to insuff...
Original description
The VK All in One Expansion Unit plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'vkExUnit_sns_title' parameter in all versions up to, and including, 9.112.3 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.
nvd CVSS3.1
6.4
Vulnerability type
CWE-79
Cross-site Scripting (XSS)
Published: 18 Feb 2026 · Updated: 11 Mar 2026 · First seen: 6 Mar 2026