CVE Catalog

CVE-2026-6742

MediumCVSS 6.4
Published: Updated: Translated: NVD NIST

Summary

The Advanced iFrame plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'additional' parameter in all versions up to and including 2026.1 due to insufficient input sanitization and output escaping.

Risk Assessment

Authenticated attackers with contributor-level access or higher can inject arbitrary web scripts on pages that execute whenever a user accesses the injected page, potentially leading to session theft, redirects, or other malicious actions.

Recommendation

Immediately update the Advanced iFrame plugin to the latest available version that addresses this vulnerability. Also, restrict user permissions to the minimum necessary.

Related vulnerabilities

Original NVD description (English source)

The Advanced iFrame plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'additional' parameter in all versions up to, and including, 2026.1 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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS