CVE-2026-9629

The Canvas plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'tag' parameter in all versions up to, and including, 2.5.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above,...

CVE-2026-9629 Canvas <= 2.5.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'tag' Block Attribute

The Canvas plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'tag' parameter in all versions up to, and including, 2.5.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above,...

PT-2026-49087

Name of the Vulnerable Software and Affected Versions Canvas plugin for WordPress versions prior to 2.5.3 Description Stored Cross-Site Scripting occurs due to insufficient input sanitization and output escaping. Authenticated attackers with contributor-level access or higher can inject arbitrary...