ThreatsTechnology, Cloud & SaaSHighCitrix NetScaler Gateway Memory Buffer Overflow Added to CISA Known Exploited CatalogCISA issued a binding directive on CVE-2026-8452, a high-severity memory buffer vulnerability in Citrix NetScaler ADC and Gateway appliances triggering perimeter denial of service.Priya Raman·15 Sep 2026, 00:15 IST·7 min read