Citrix ADC and Citrix NetScaler Gateway - Remote Code Injection

Citrix ADC and NetScaler Gateway are susceptible to remote code injection. An attacker can potentially execute malware, obtain sensitive information, modify data, and/or gain full control over a compromised system without entering necessary credentials. Affected versions are before 13.0-58.30,...

Citrix Patches Six NetScaler Flaws Allowing File Read and Denial-of-Service

Citrix on Tuesday released security updates to address multiple flaws in NetScaler ADC formerly Citrix ADC and NetScaler Gateway formerly Citrix Gateway that could be exploited by an attacker to facilitate arbitrary file reads or trigger a denial-of-service DoS condition. The vulnerabilities are...

The vulnerability of the authentication mechanism of the SAML-based NetScaler ADC controller (formerly Citrix ADC) and the NetScaler Gateway virtual environment access control system (formerly Citrix Gateway) allows a attacker to cause service interruptions.

The vulnerability of the SAML authentication mechanism for NetScaler ADC formerly Citrix ADC and the NetScaler Gateway virtual environment access control system formerly Citrix Gateway is related to reading data beyond the allowed range in memory. Exploiting this vulnerability could allow a...

CVE-2026-8451

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...

CVE-2026-8452

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...

CVE-2026-13474

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...

CVE-2026-10816

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...

CVE-2026-10817

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...

EUVD-2026-40320

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...

CVE-2026-13474

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...

CVE-2026-10817

CVE-2026-10817 is an “insufficient input validation leading to memory overread” affecting Citrix NetScaler ADC and NetScaler Gateway when TCP TimeStamp is enabled in the TCP profile and attached to a virtual server (LB, CS, VPN) or the service. Public sources consistently describe the root cause ...

CVE-2026-10816

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...

CVE-2026-8655

CVE-2026-8655 corresponds to multiple memory overflow vulnerabilities in NetScaler ADC and NetScaler Gateway that can cause unpredictable behavior and DoS when the appliance is used as an Oracle load balancer, a DNS Proxy, or a DNS recursive resolver. The NVD/NIST entry and multiple security advi...

EUVD-2026-40308

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 recursi...

CVE-2026-8655 Multiple Memory overflow vulnerabilities leading to unpredictable or erroneous behavior and Denial of Service

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 recursi...

CVE-2026-8452

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...

EUVD-2026-40307

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...

CVE-2026-8452 Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service

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...

CVE-2026-8452

CVE-2026-8452 is a memory overflow vulnerability in Citrix NetScaler ADC and NetScaler Gateway that can cause unpredictable behavior and a Denial of Service when the appliance is configured as a Gateway/AAA virtual server. The CVE entry is supported by multiple sources noting a memory overflow co...

CVE-2026-8451 Insufficient input validation leading to memory overread

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...