CVE-2026-88779High· 7.5▾ Abyssal⚠ Exploited in the wild0dayPoC availableVulnerability 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.
▾ Abyssal zone — Critical with a public exploit or in-the-wild use
impact 41.3 · likelihood 2.3 · exploitation 25
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Oct 4.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Federal remediation due Oct 7, 2026
0.3%
Exploit / PoC code exists
Last analysed / modified upstream
8.7 → 7.5
0.3% → 11%
Added to the CISA catalog on Oct 4, 2026. Federal remediation due Oct 7, 2026. View catalog ↗
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.
netscaler_application_delivery_controller >= 13.1, < 13.1-37.282netscaler_application_delivery_controller >= 13.1, < 13.1-64.28netscaler_application_delivery_controller >= 14.1, < 14.1-73.41netscaler_application_delivery_controller >= 14.1-66.68, <= 14.1-73.41netscaler_gateway >= 13.1, < 13.1-64.28netscaler_gateway >= 14.1, < 14.1-73.41Upgrade past the affected range:
netscaler_application_delivery_controller 14.1-73.41netscaler_gateway 14.1-73.41Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
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