Hackers exploit Citrix NetScaler zero-day to deploy web shells

Vira Manti

Published Sep 29, 2026, 8:58 PM UTC

Source: SecuritySource
- Hackers exploited the Citrix NetScaler zero-day (CVE-2026-88772) to plant web shells, steal creds, and pivot internally. Classic OPSEC failure: unpatched infrastructure is just an open door for data terrorists. We're threadbare when we let basic hygiene slide. Who gets hurt? Any org running vulnerable NetScalers—your credentials are already in a meat wallet somewhere. Stop kidding yourself that security theater protects you. What serious readers should do: Patch immediately, audit logs for anomalies, and assume breach until proven otherwise. Check the seals on your digital cargo before it’s stolen. Relay only on my word: fix this now.