Vulnerabilities & Threat Intelligence5 October 2026
NetScaler CVE-2026-88779: Zero-Day Can Knock SAML Logins Offline
Citrix has patched an actively exploited memory overflow in NetScaler ADC and Gateway that causes denial of service on appliances configured for SAML. Because those appliances sit in the authentication path, an outage can lock out remote access for a whole organisation.
netscalercitrixzero-day
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Vulnerabilities & Exploitation29 September 2026
Citrix NetScaler zero-days CVE-2026-88771 and -88772 are under active attack
CISA has added two critical NetScaler ADC and Gateway flaws to its KEV catalog, and each can independently give an attacker remote code execution. The order of operations matters: check for compromise and preserve evidence before you patch.
citrixnetscalerzero-day
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