CRITICAL ALERT: Multiple vulnerabilities affecting NetScaler ADC and NetScaler Gateway devices
ID: 218195a2-1745-58a6-b82f-b95a62de4f0a
STIX ID: report--218195a2-1745-58a6-b82f-b95a62de4f0a
Feed Name: Australian Cyber Security Centre (Alerts)
Date Published: 2025-08-27
Date Updated: 2026-07-25
Author: Australian Cyber Security Centre (ACSC)
The advisory warns technical IT services (including those supporting critical infrastructure and government) about multiple vulnerabilities in Citrix NetScaler ADC and NetScaler Gateway—most notably CVE-2025-7775 (Critical, remote code execution/DoS), CVE-2025-7776 (High, memory overflow), and CVE-2025-8424 (High, improper access control). Affected product versions are enumerated, Citrix reports active exploitation, and organisations are advised to review deployments, apply updated software, and contact support if impacted.
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