medium · CVSS v3 6.4 · EPSS 0.00193
CVE-2026-109989
The Themify Popup plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'popup_width_unit' parameter…
Description
The Themify Popup plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'popup_width_unit' parameter in all versions up to, and including, 1.4.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Scores
- Severity
- medium
- CVSS v2
- 5.5
- CVSS v3
- 6.4
- CVSS v4
- —
- EPSS
- 0.00193