Hello Bar Popup Builder <= 1.5.1 - Authenticated (Contributor+) Stored Cross-Site Scripting
mediumThe Hello Bar Popup Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 1.5.1 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 i...
- CVSS:
- 6.4
- Affected:
- up to 1.5.1
- Fixed in:
- 1.5.2
- Disclosed:
- Feb 18, 2026