CyberSecurity News

Exploitation of Citrix NetScaler Zero-Day Hits Appliances Patched Days Earlier

SecurityWeek

· October 5, 2026

AI summary

Citrix has confirmed a new zero-day vulnerability, identified as CVE-2026-88779, which emerged shortly after patches were released for two other exploited flaws. This new vulnerability is being exploited, affecting Citrix NetScaler appliances that were patched just days earlier.

Vulnerabilities mentioned

CVE-2026-88779

UNKNOWN

CISA KEV

Vulnerability in NetScaler ADC and NetScaler Gateway. This issue affects ADC: before 14.1-73.41, before 13.1-64.28, before 14.1-73.41 FIPS, and before 13.1-37.282; Gateway: before 14.1-73.41 and before 13.1-64.28.

Read the full article at SecurityWeekwww.securityweek.com/exploitation-of-citrix-netscaler-zero-day-hits-appliances-patched-days-earlier/

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