CVE-2026-15649

Description

The Powerkit – Supercharge your WordPress Site plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and including, 3.1.0 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.

References

• https://plugins.trac.wordpress.org/browser/powerkit/tags/3.0.9/modules/basic-elements/public/class-powerkit-basic-elements-public.php#L83
• https://plugins.trac.wordpress.org/browser/powerkit/tags/3.0.9/modules/basic-elements/templates/progressbars.php#L109
• https://plugins.trac.wordpress.org/browser/powerkit/tags/3.1.0/modules/basic-elements/public/class-powerkit-basic-elements-public.php#L83
• https://plugins.trac.wordpress.org/browser/powerkit/tags/3.1.0/modules/basic-elements/templates/progressbars.php#L109
• https://plugins.trac.wordpress.org/changeset/3629599/powerkit