CVE-2026-1904: NAYON46 Simple Wp Colorfull Accordion

Medium severity, CVSS 6.4. EPSS: 0.2% chance of exploitation in the next 30 days.

The Simple Wp colorfull Accordion plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'title' parameter in the 'accordion' shortcode in all versions up to, and including, 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

• NAYON46 Simple Wp Colorfull Accordion: up to and including 1.0

Published 2026-02-14. Last modified 2026-06-17.