Citrix Netscaler Gateway vulnerabilities, page 3

73 vulnerabilities

Known vulnerabilities in Citrix Netscaler Gateway, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.

9CVE-2017-7219citrixnetscaler_gateway
EPSS score
4.86%
A heap overflow vulnerability in Citrix NetScaler Gateway versions 10.1 before 135.8/135.12, 10.5 before 65.11, 11.0 before 70.12, and 11.1 before 52.13 allows a remote authenticated attacker to run arbitrary commands via unspecified vectors.
6.1CVE-2024-5492citrixnetscaler_application_delivery_controller+2
EPSS score
0.55%
Open redirect vulnerability allows a remote unauthenticated attacker to redirect users to arbitrary websites in NetScaler ADC and NetScaler Gateway
7.5CVE-2024-5491citrixnetscaler_application_delivery_controller+3
EPSS score
0.76%
Denial of Service in NetScaler ADC and NetScaler Gateway in NetScaler
8.1CVE-2024-8535citrixnetscaler_application_delivery_controller+3
EPSS score
0.42%
Authenticated user can access unintended user capabilities in NetScaler ADC and NetScaler Gateway if the appliance must be configured as a Gateway (SSL VPN, ICA Proxy, CVPN, RDP Proxy) with KCDAccount configuration for Kerberos SSO to access backend resources OR the appliance must be configured as an Auth Server (AAA Vserver) with KCDAccount configuration for Kerberos SSO to access backend resources
8.4CVE-2024-8534citrixnetscaler_application_delivery_controller+3
EPSS score
0.56%
Memory safety vulnerability leading to memory corruption and Denial of Service in NetScaler ADC and Gateway if the appliance must be configured as a Gateway (VPN Vserver) with RDP Feature enabled OR the appliance must be configured as a Gateway (VPN Vserver) and RDP Proxy Server Profile is created and set to Gateway (VPN Vserver) OR the appliance must be configured as a Auth Server (AAA Vserver) with RDP Feature enabled
9.8CVE-2019-19781citrixapplication_delivery_controller+2KEVRansomware
EPSS score
100.00%
An issue was discovered in Citrix Application Delivery Controller (ADC) and Gateway 10.5, 11.1, 12.0, 12.1, and 13.0. They allow Directory Traversal.
9.8CVE-2019-18225citrixapplication_delivery_controller+2
EPSS score
1.51%
An issue was discovered in Citrix Application Delivery Controller (ADC) and Gateway before 10.5 build 70.8, 11.x before 11.1 build 63.9, 12.0 before build 62.10, 12.1 before build 54.16, and 13.0 before build 41.28. An attacker with management-interface access can bypass authentication to obtain appliance administrative access. These products formerly used the NetScaler brand name.
5.9CVE-2019-6485citrixnetscaler_application_delivery_controller+1
EPSS score
2.31%
Citrix NetScaler Gateway 12.1 before build 50.31, 12.0 before build 60.9, 11.1 before build 60.14, 11.0 before build 72.17, and 10.5 before build 69.5 and Application Delivery Controller (ADC) 12.1 before build 50.31, 12.0 before build 60.9, 11.1 before build 60.14, 11.0 before build 72.17, and 10.5 before build 69.5 allow remote attackers to obtain sensitive plaintext information because of a TLS Padding Oracle Vulnerability when CBC-based cipher suites are enabled.
7.5CVE-2019-12044citrixnetscaler_application_delivery_controller+1
EPSS score
1.55%
A Buffer Overflow exists in Citrix NetScaler Gateway 10.5.x before 10.5.70.x, 11.1.x before 11.1.59.10, 12.0.x before 12.0.59.8, and 12.1.x before 12.1.49.23 and Citrix Application Delivery Controller 10.5.x before 10.5.70.x, 11.1.x before 11.1.59.10, 12.0.x before 12.0.59.8, and 12.1.x before 12.1.49.23.
8.7CVE-2026-13474citrixnetscaler_application_delivery_controller+3
EPSS score
0.56%
Denial of service via malformed HTTP/2 requests in NetScaler ADC and NetScaler Gateway if HTTP/2 is enabled in HTTP Profile and associated with the virtual server (of type LB, CS, VPN) or the service configured on NetScaler
9.8CVE-2026-19490citrixnetscaler_application_delivery_controller+3KEV
EPSS score
23.16%
Vulnerability in NetScaler ADC and NetScaler Gateway. This issue affects ADC: from 14.1 through 73.32 and from 13.1 through 63.21; Gateway: from 14.1 through 73.32 and from 13.1 through 63.21.
7.5CVE-2026-10817citrixnetscaler_application_delivery_controller+3
EPSS score
0.56%
Insufficient input validation leading to memory overread in NetScaler ADC and NetScaler Gateway if the TCP TimeStamp is enabled in TCP Profile and is associated with the virtual server (of type LB, CS, VPN) or the service configured on NetScaler
7.5CVE-2026-10816citrixnetscaler_application_delivery_controller+3
EPSS score
0.58%
Arbitrary File Read (Unauthenticated) in NetScaler ADC and NetScaler Gateway if the access to NSIP, Cluster Management IP or SNIP with management access is enabled
9.8CVE-2026-8655citrixnetscaler_application_delivery_controller+3
EPSS score
0.63%
Multiple Memory overflow vulnerabilities in NetScaler ADC and NetScaler Gateway leading to unpredictable or erroneous behavior and Denial of Service if NetScaler ADC is configured as an LB of type Oracle OR NetScaler ADC is configured as a DNS Proxy OR NetScaler ADC is configured as a DNS recursive resolver deployment
8.8CVE-2026-8451citrixnetscaler_application_delivery_controller+3
EPSS score
0.50%
Insufficient input validation in NetScaler ADC and NetScaler Gateway leading to memory overread if NetScaler ADC or NetScaler Gateway is configured as a SAML IDP
9.8CVE-2026-8452citrixnetscaler_application_delivery_controller+3KEV
EPSS score
1.01%
Memory overflow vulnerability NetScaler ADC and NetScaler Gateway leading to unpredictable or erroneous behavior and Denial of Service if the appliance is configured as a Gateway (SSL VPN, ICA Proxy, CVPN, RDP Proxy) or AAA virtual server
9.8CVE-2026-3055citrixnetscaler_application_delivery_controller+3KEV
EPSS score
4.04%
Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread
7.2CVE-2026-88774citrix netscaleradc+3
EPSS score
0.24%
Vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FIPS and NDcPP; Gateway: before 14.1-73.37 and before 13.1-64.23 leading to a feature policy bypass due to improper HTTP URL based expression usage.
9.8CVE-2026-88775citrix netscaleradc+3
EPSS score
0.38%
Memory overflow vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FIPS and NDcPP; Gateway: before 14.1-73.37 and before 13.1-64.23 leading Memory overflow vulnerability leading to unpredictable or erroneous behavior or Denial of Service
10CVE-2026-88773citrix netscaleradc+3
EPSS score
0.36%
Inconsistent interpretation of HTTP requests ('HTTP Request/Response smuggling') vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1-37.279 and NDcPP; Gateway: before 14.1-73.37 FIPS and before 13.1-64.23.