Security Signals (9/8/26-9/22/26)

This document is a multi-source cybersecurity digest listing dozens of active investigations and advisories from Sept 8–20, 2026, that span malware analyses (infostealers, RATs, backdoors), active exploitation of critical vulnerabilities (including supply-chain and zero-day usage), ransomware operations, phishing kits and campaigns, and APT activity — indicating a broad, active threat landscape with multiple high-severity items requiring attention.