CVE-2026-115548 Quttera ThreatSign <= 4.1.0.48 - Unauthenticated Stored Cross-Site Scripting via User-Agent Header

The Quttera ThreatSign – Web Malware Scanner for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'HTTPUSERAGENT' parameter in all versions up to, and including, 4.1.0.48 due to insufficient input sanitization and output escaping. This makes it possible for...