CVE-2023-5076: Ziteboard

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

The Ziteboard Online Whiteboard plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'ziteboard' shortcode in versions up to, and including, 2.9.9 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

• Ziteboard Ziteboard: up to and including 2.9.9

Published 2023-11-07. Last modified 2026-06-17.