Niche Hero | Beautifully-designed blocks in seconds <= 1.0.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'spacing' Shortcode Attribute
mediumThe Niche Hero | Beautifully-designed blocks in seconds plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'spacing' parameter of the nh_row shortcode in all versions up to, and including, 1.0.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated a...
- CVSS:
- 6.4
- Affected:
- up to 1.0.5
- Fix:
- No patched version reported
- Disclosed:
- Jan 6, 2026