NetScaler zero-day exploitation escalates into mass attacks (CVE-2026-88771)

Help Net Security reports that exploitation of internet-exposed, unpatched Citrix NetScaler ADC and Gateway deployments has escalated from targeted zero-day activity to widespread attacks following publication of root-cause analysis and a proof-of-concept exploit for CVE-2026-88771. The issue is remotely exploitable on devices using the default configuration. The feed also covers AI security governance, deepfake threats, malware delivery through a malicious Custom GPT and fake CAPTCHA workflow, simulated AI-driven supply-chain attacks, and cybersecurity workforce trends.