CVE-2025-12379: Averta Shortcodes And Extra Features For Phlox Theme

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

The Shortcodes and extra features for Phlox theme plugin for WordPress is vulnerable to Stored Cross-Site Scripting via a combination of the 'tag' and ‘title_tag’ parameters in all versions up to, and including, 2.17.13 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

• Averta Shortcodes And Extra Features For Phlox Theme: up to and including 2.17.13

Published 2026-01-10. Last modified 2026-06-17.