CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-19490

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.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.06

EPSS Ranking 92.9%

CVSS Severity

CVSS v3 Score 9.8

Proposed Action

Citrix NetScaler ADC and NetScaler Gateway contain an authentication-bypass vulnerability involving an alternate path or channel. When the NetScaler appliance is configured as an AAA virtual server or as a Gateway (SSL VPN, ICA Proxy, CVPN, or RDP Proxy), an unauthenticated remote threat actor may be able to bypass authentication.

Ransomware Campaign

Unknown

References

Products affected by CVE-2026-19490

Citrix » Netscaler Application Delivery Controller » Version: 13.1

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1
Citrix » Netscaler Application Delivery Controller » Version: 13.1-37.159

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-37.159
Citrix » Netscaler Application Delivery Controller » Version: 13.1-37.164

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-37.164
Citrix » Netscaler Application Delivery Controller » Version: 13.1-37.176

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-37.176
Citrix » Netscaler Application Delivery Controller » Version: 13.1-37.183

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-37.183
Citrix » Netscaler Application Delivery Controller » Version: 13.1-37.207

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-37.207
Citrix » Netscaler Application Delivery Controller » Version: 13.1-37.235

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-37.235
Citrix » Netscaler Application Delivery Controller » Version: 13.1-37.236

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-37.236
Citrix » Netscaler Application Delivery Controller » Version: 13.1-37.241

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-37.241
Citrix » Netscaler Application Delivery Controller » Version: 13.1-37.262

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-37.262
Citrix » Netscaler Application Delivery Controller » Version: 13.1-37.272

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-37.272
Citrix » Netscaler Application Delivery Controller » Version: 13.1-49.13

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-49.13
Citrix » Netscaler Application Delivery Controller » Version: 13.1-49.15

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-49.15
Citrix » Netscaler Application Delivery Controller » Version: 13.1-51.15

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-51.15
Citrix » Netscaler Application Delivery Controller » Version: 13.1-53.17

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-53.17
Citrix » Netscaler Application Delivery Controller » Version: 13.1-55.34

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-55.34
Citrix » Netscaler Application Delivery Controller » Version: 13.1-58.32

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-58.32
Citrix » Netscaler Application Delivery Controller » Version: 13.1-59.19

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-59.19
Citrix » Netscaler Application Delivery Controller » Version: 13.1-59.22

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-59.22
Citrix » Netscaler Application Delivery Controller » Version: 13.1-60.32

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-60.32
Citrix » Netscaler Application Delivery Controller » Version: 13.1-61.26

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-61.26
Citrix » Netscaler Application Delivery Controller » Version: 13.1-62.23

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-62.23
Citrix » Netscaler Application Delivery Controller » Version: 13.1-63.18

cpe:2.3:a:citrix:netscaler_application_delivery_controller:13.1-63.18
Citrix » Netscaler Application Delivery Controller » Version: 14.1

cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1
Citrix » Netscaler Application Delivery Controller » Version: 14.1-12.35

cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-12.35
Citrix » Netscaler Application Delivery Controller » Version: 14.1-25.53

cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-25.53
Citrix » Netscaler Application Delivery Controller » Version: 14.1-29.72

cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-29.72
Citrix » Netscaler Application Delivery Controller » Version: 14.1-43.56

cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-43.56
Citrix » Netscaler Application Delivery Controller » Version: 14.1-47.46

cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-47.46
Citrix » Netscaler Application Delivery Controller » Version: 14.1-47.48

cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-47.48
Citrix » Netscaler Application Delivery Controller » Version: 14.1-51.80

cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-51.80
Citrix » Netscaler Application Delivery Controller » Version: 14.1-56.74

cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-56.74
Citrix » Netscaler Application Delivery Controller » Version: 14.1-60.58

cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-60.58
Citrix » Netscaler Application Delivery Controller » Version: 14.1-66.59

cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-66.59
Citrix » Netscaler Application Delivery Controller » Version: 14.1-66.68

cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-66.68
Citrix » Netscaler Application Delivery Controller » Version: 14.1-72.61

cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-72.61
Citrix » Netscaler Application Delivery Controller » Version: 14.1-8.50

cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-8.50
Citrix » Netscaler Gateway » Version: 13.1

cpe:2.3:a:citrix:netscaler_gateway:13.1
Citrix » Netscaler Gateway » Version: 13.1-49.13

cpe:2.3:a:citrix:netscaler_gateway:13.1-49.13
Citrix » Netscaler Gateway » Version: 13.1-49.15

cpe:2.3:a:citrix:netscaler_gateway:13.1-49.15
Citrix » Netscaler Gateway » Version: 13.1-51.15

cpe:2.3:a:citrix:netscaler_gateway:13.1-51.15
Citrix » Netscaler Gateway » Version: 13.1-52.19

cpe:2.3:a:citrix:netscaler_gateway:13.1-52.19
Citrix » Netscaler Gateway » Version: 13.1-53.17

cpe:2.3:a:citrix:netscaler_gateway:13.1-53.17
Citrix » Netscaler Gateway » Version: 13.1-53.24

cpe:2.3:a:citrix:netscaler_gateway:13.1-53.24
Citrix » Netscaler Gateway » Version: 13.1-54.29

cpe:2.3:a:citrix:netscaler_gateway:13.1-54.29
Citrix » Netscaler Gateway » Version: 13.1-55.34

cpe:2.3:a:citrix:netscaler_gateway:13.1-55.34
Citrix » Netscaler Gateway » Version: 13.1-56.18

cpe:2.3:a:citrix:netscaler_gateway:13.1-56.18
Citrix » Netscaler Gateway » Version: 13.1-57.26

cpe:2.3:a:citrix:netscaler_gateway:13.1-57.26
Citrix » Netscaler Gateway » Version: 13.1-58.32

cpe:2.3:a:citrix:netscaler_gateway:13.1-58.32
Citrix » Netscaler Gateway » Version: 13.1-59.19

cpe:2.3:a:citrix:netscaler_gateway:13.1-59.19
Citrix » Netscaler Gateway » Version: 13.1-59.22

cpe:2.3:a:citrix:netscaler_gateway:13.1-59.22
Citrix » Netscaler Gateway » Version: 13.1-60.32

cpe:2.3:a:citrix:netscaler_gateway:13.1-60.32
Citrix » Netscaler Gateway » Version: 13.1-61.26

cpe:2.3:a:citrix:netscaler_gateway:13.1-61.26
Citrix » Netscaler Gateway » Version: 13.1-62.23

cpe:2.3:a:citrix:netscaler_gateway:13.1-62.23
Citrix » Netscaler Gateway » Version: 14.1

cpe:2.3:a:citrix:netscaler_gateway:14.1
Citrix » Netscaler Gateway » Version: 14.1-12.35

cpe:2.3:a:citrix:netscaler_gateway:14.1-12.35
Citrix » Netscaler Gateway » Version: 14.1-17.38

cpe:2.3:a:citrix:netscaler_gateway:14.1-17.38
Citrix » Netscaler Gateway » Version: 14.1-21.57

cpe:2.3:a:citrix:netscaler_gateway:14.1-21.57
Citrix » Netscaler Gateway » Version: 14.1-25.53

cpe:2.3:a:citrix:netscaler_gateway:14.1-25.53
Citrix » Netscaler Gateway » Version: 14.1-25.56

cpe:2.3:a:citrix:netscaler_gateway:14.1-25.56
Citrix » Netscaler Gateway » Version: 14.1-29.72

cpe:2.3:a:citrix:netscaler_gateway:14.1-29.72
Citrix » Netscaler Gateway » Version: 14.1-34.42

cpe:2.3:a:citrix:netscaler_gateway:14.1-34.42
Citrix » Netscaler Gateway » Version: 14.1-38.53

cpe:2.3:a:citrix:netscaler_gateway:14.1-38.53
Citrix » Netscaler Gateway » Version: 14.1-4.42

cpe:2.3:a:citrix:netscaler_gateway:14.1-4.42
Citrix » Netscaler Gateway » Version: 14.1-43.56

cpe:2.3:a:citrix:netscaler_gateway:14.1-43.56
Citrix » Netscaler Gateway » Version: 14.1-47.46

cpe:2.3:a:citrix:netscaler_gateway:14.1-47.46
Citrix » Netscaler Gateway » Version: 14.1-47.48

cpe:2.3:a:citrix:netscaler_gateway:14.1-47.48
Citrix » Netscaler Gateway » Version: 14.1-51.80

cpe:2.3:a:citrix:netscaler_gateway:14.1-51.80
Citrix » Netscaler Gateway » Version: 14.1-56.74

cpe:2.3:a:citrix:netscaler_gateway:14.1-56.74
Citrix » Netscaler Gateway » Version: 14.1-60.57

cpe:2.3:a:citrix:netscaler_gateway:14.1-60.57
Citrix » Netscaler Gateway » Version: 14.1-60.58

cpe:2.3:a:citrix:netscaler_gateway:14.1-60.58
Citrix » Netscaler Gateway » Version: 14.1-66.59

cpe:2.3:a:citrix:netscaler_gateway:14.1-66.59
Citrix » Netscaler Gateway » Version: 14.1-8.50

cpe:2.3:a:citrix:netscaler_gateway:14.1-8.50

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-19490

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