PaperCut CVE-2026-81578 authentication bypass to admin console

Ibrahim Saud@tektrix

•updated Sep 17, 2026•1•0•8

Detects unauthenticated access attempts or requests originating from system/service accounts targeting the PaperCut NG/MF administrative interface, which may indicate exploitation of authentication bypass vulnerabilities (e.g., CVE-2026-81578).