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Vulnerabilities and Security Researches

Ultimate Blocks – WordPress Blocks Plugin, CVE-2025-2918

CVE, Research URL

CVE-2025-2918

Published on
Jun 10, 2025
Research Description
The Ultimate Blocks – WordPress Blocks Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple widgets in all versions up to, and including, 3.3.3 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 versions
Min -, max 3.3.4.
Status
vulnerable