The vulnerability of NetScaler ADC (formerly Citrix ADC) and NetScaler Gateway (formerly Citrix Gateway) access control systems relates to synchronization errors when using shared resources. This vulnerability allows a malicious individual to gain unauthorized access to the system.

The vulnerability of NetScaler ADC formerly Citrix ADC and the NetScaler Gateway access control system formerly Citrix Gateway is related to synchronization errors when using a common resource. Exploiting this vulnerability can allow an attacker to gain unauthorized access to the system remotely...

The vulnerability of NetScaler ADC (formerly Citrix ADC) and NetScaler Gateway (formerly Citrix Gateway) access control systems relates to reading values beyond the allowed range in memory. This allows attackers to bypass existing security mechanisms.

The vulnerability of NetScaler ADC formerly Citrix ADC and the NetScaler Gateway access control system formerly Citrix Gateway relates to reading data beyond the allowed range in memory. Exploiting this vulnerability allows a malicious actor to bypass existing security mechanisms by sending...

EUVD-2026-14546

Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread...

EUVD-2026-14547

Race Condition in NetScaler ADC and NetScaler Gateway when appliance is configured as Gateway SSL VPN, ICA Proxy, CVPN, RDP Proxy or AAA virtual server leading to User Session Mixup...

CVE-2026-4368

Race Condition in NetScaler ADC and NetScaler Gateway when appliance is configured as Gateway SSL VPN, ICA Proxy, CVPN, RDP Proxy or AAA virtual server leading to User Session Mixup...

CVE-2026-3055

Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread...

CVE-2026-3055 Insufficient input validation leading to memory overread

Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread...

CVE-2026-3055

Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread...

CVE-2026-3055

CVE-2026-3055 affects Citrix NetScaler ADC/NetScaler Gateway when configured as a SAML IDP, causing a memory overread due to insufficient input validation. Affected versions per Nessus plugin: NetScaler ADC/Gateway 14.1 prior to 14.1-66.59; 13.1 prior to 13.1-62.23; and 13.1-FIPS/NDcPP prior to 1...

CVE-2026-4368 Race Condition leading to User Session Mixup

Race Condition in NetScaler ADC and NetScaler Gateway when appliance is configured as Gateway SSL VPN, ICA Proxy, CVPN, RDP Proxy or AAA virtual server leading to User Session Mixup...

CVE-2026-4368

Race Condition in NetScaler ADC and NetScaler Gateway when appliance is configured as Gateway SSL VPN, ICA Proxy, CVPN, RDP Proxy or AAA virtual server leading to User Session Mixup...

Vulnerabilities fixed in Citrix Netscaler ADC and Netscaler Gateway

Citrix has fixed vulnerabilities in their software related to insufficient input validation and a race condition in session management. The input validation vulnerability occurs because the software does not correctly check for input sizes or limits, which can lead to memory overreads. This can...

NetScaler ADC and NetScaler Gateway Security Bulletin for CVE-2026-3055 and CVE-2026-4368

Severity - Critical Description of Problem Vulnerabilities have been discovered in NetScaler ADC formerly Citrix ADC and NetScaler Gateway formerly Citrix Gateway. Refer below for further details. Affected Versions: The following supported versions of NetScaler ADC and NetScaler Gateway are...

PT-2026-27202

Name of the Vulnerable Software and Affected Versions NetScaler ADC versions prior to 14.1-60.58 NetScaler Gateway versions prior to 13.1-662.23 Description Insufficient input validation in the SAML processing module of NetScaler ADC and NetScaler Gateway, when configured as a SAML Identity...

PT-2026-28888

Уязвимость контроллера доставки приложений NetScaler ADC ранее Citrix ADC и системы контроля доступа к виртуальной среде NetScaler Gateway ранее Citrix Gateway связана с чтением за пределами допустимого диапазона в памяти. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно,...

PT-2026-28889

Уязвимость контроллера доставки приложений NetScaler ADC ранее Citrix ADC и системы контроля доступа к виртуальной среде NetScaler Gateway ранее Citrix Gateway связана с ошибками синхронизации при использовании общего ресурса. Эксплуатация уязвимости может позволить нарушителю, действующему...

Citrix NetScaler ADC和Citrix NetScaler Gateway 安全漏洞

Citrix NetScaler ADC and Citrix NetScaler Gateway are both products of the American company Citrix. Citrix NetScaler ADC is an application delivery and security platform. Citrix NetScaler Gateway is a solution for secure remote access. Both Citrix NetScaler ADC and Citrix NetScaler Gateway have...

CVE-2023-4967

Denial of Service in NetScaler ADC and NetScaler Gateway when configured as a Gateway VPN virtual server, ICA Proxy, CVPN, RDP Proxy or AAA Virtual Server...

NetScaler ADC and NetScaler Gateway XSS (CTX695486)

The remote NetScaler ADC formerly Citrix ADC or NetScaler Gateway formerly Citrix Gateway device is version 14.1 prior to 14.1-56.73, 13.1 prior to 13.1-60.32, 13.1-FIPS prior to 13.1-37.250-FIPS, or 12.1-FIPS prior to 12.1-55.333-FIPS. It is, therefore, affected by a cross-site scripting...

CVE-2025-12101

Cross-Site Scripting XSS in NetScaler ADC and NetScaler Gateway when the appliance is configured as a Gateway VPN virtual server, ICA Proxy, CVPN, RDP Proxy OR AAA virtual server...