CVE-2026-15649: Codesupplyco Powerkit – Supercharge Your WordPress Site

Medium severity, CVSS 6.4. EPSS: 0.3% chance of exploitation in the next 30 days.

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.

Affected products

• Codesupplyco Powerkit – Supercharge Your WordPress Site: up to and including 3.1.0

Published 2026-08-01. Last modified 2026-08-12.