Critical Vulnerabilities in Citrix NetScaler ADC and Gateway Under Active Exploitation

The Cyber Security Agency of Singapore (CSA) has issued an alert regarding multiple critical vulnerabilities, including CVE-2026-88771 and CVE-2026-88772, in Citrix NetScaler ADC and Citrix NetScaler Gateway products. These zero-day vulnerabilities are reportedly under active exploitation globally and could allow unauthenticated attackers to execute arbitrary commands. Users and administrators are urged to apply security updates immediately.