Osiris Signature Banner <= 0.5 - Cross-Site Request Forgery to Stored Cross-Site Scripting via 'prepend_text' Parameter
mediumThe Osiris Signature Banner plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 0.5. This is due to missing or incorrect nonce validation on a function. This makes it possible for unauthenticated attackers to update settings and inject malicious web scripts via a forge...
- CVSS:
- 6.1
- Affected:
- up to 0.5
- Fix:
- No patched version reported
- Disclosed:
- Jun 23, 2026