CVE-2026-8905

The 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...

CVE-2026-8905 Osiris Signature Banner <= 0.5 - Cross-Site Request Forgery to Stored Cross-Site Scripting via 'prepend_text' Parameter

The 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...

EUVD-2026-38655

The 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...

PT-2026-51689

Name of the Vulnerable Software and Affected Versions Osiris Signature Banner versions prior to 0.6 Description The Osiris Signature Banner plugin for WordPress contains a Cross-Site Request Forgery CSRF flaw. This occurs because of missing or incorrect nonce validation—a security token used to...

WordPress Osiris Signature Banner plugin <= 0.5 - Cross-Site Request Forgery to Stored Cross-Site Scripting vulnerability

Cross-Site Request Forgery to Stored Cross-Site Scripting vulnerability discovered by Muhammad Nur Ibnu Hubab - Pondok Teknologi in WordPress Plugin Osiris Signature Banner versions = 0.5...