CVE-2023-2558: Pluginus WordPress Currency Switcher Professional

Medium severity, CVSS 5.4. EPSS: 0.4% chance of exploitation in the next 30 days.

The WPCS – WordPress Currency Switcher Professional plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's wpcs_current_currency shortcode in versions up to, and including, 1.1.9 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

• Pluginus WordPress Currency Switcher Professional: up to and including 1.1.9

Published 2023-06-09. Last modified 2026-06-17.