CVE-2025-7776

CRITICAL

NetScaler ADC & Gateway - Memory Corruption

Title source: llm
STIX 2.1

Description

Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) with PCoIP Profile bounded to it

References (1)

Core 1

Scores

CVSS v3 9.8
EPSS 0.0032
EPSS Percentile 54.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-119
Status published
Products (3)
citrix/netscaler_application_delivery_controller 12.1 - 12.1-55.330 (2 CPE variants)
citrix/netscaler_application_delivery_controller 13.1 - 13.1-59.22
citrix/netscaler_gateway 13.1 - 13.1-59.22
Published Aug 26, 2025
Tracked Since Feb 18, 2026