Citrix Netscaler Application Delivery Controller
48 CVEs affecting Citrix Netscaler Application Delivery Controller. Latest disclosed: 2026-10-04. Critical: 16, High: 22.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2026-88773 | Critical | 10.0 | 2026-09-27 | Inconsistent interpretation of HTTP requests ('HTTP Request/Response smuggling') vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issu… |
CVE-2026-88777 | Critical | 9.8 | 2026-09-27 | Memory overflow vulnerability vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23… |
CVE-2026-88776 | Critical | 9.8 | 2026-09-27 | Memory overflow vulnerability vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23… |
CVE-2026-88775 | Critical | 9.8 | 2026-09-27 | 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-… |
CVE-2026-88771 | Critical | 9.8 | 2026-09-27 | Improper input validation vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, be… |
CVE-2026-19490 | Critical | 9.8 | 2026-08-19 | 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… |
CVE-2026-8655 | Critical | 9.8 | 2026-06-30 | Multiple Memory overflow vulnerabilities in NetScaler ADC and NetScaler Gateway leading to unpredictable or erroneous behavior and Denial of Service if NetScal… |
CVE-2026-8452 | Critical | 9.8 | 2026-06-30 | Memory overflow vulnerability NetScaler ADC and NetScaler Gateway leading to unpredictable or erroneous behavior and Denial of Service if the appliance is conf… |
CVE-2026-3055 | Critical | 9.8 | 2026-03-23 | Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread |
CVE-2025-7776 | Critical | 9.8 | 2025-08-26 | Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is con… |
CVE-2025-7775 | Critical | 9.8 | 2025-08-26 | Memory overflow vulnerability leading to Remote Code Execution and/or Denial of Service in NetScaler ADC and NetScaler Gateway when NetScaler is configured as… |
CVE-2025-6543 | Critical | 9.8 | 2025-06-25 | Memory overflow vulnerability leading to unintended control flow and Denial of Service in NetScaler ADC and NetScaler Gateway when configured as Gateway (VPN v… |
CVE-2023-3519 | Critical | 9.8 | 2023-07-19 | Unauthenticated remote code execution |
CVE-2018-6809 | Critical | 9.8 | 2018-03-06 | NetScaler ADC 10.5, 11.0, 11.1, and 12.0, and NetScaler Gateway 10.5, 11.0, 11.1, and 12.0 allow remote attackers to gain privilege on a target system. |
CVE-2016-2071 | Critical | 9.8 | 2016-02-17 | Citrix NetScaler Application Delivery Controller (ADC) and NetScaler Gateway 11.x before 11.0 Build 64.34, 10.5 before 10.5 Build 59.13, and 10.5.e before Buil… |
CVE-2023-4966 | Critical | 9.4 | 2023-10-10 | Sensitive information disclosure in NetScaler ADC and NetScaler Gateway when configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA v… |
CVE-2025-5349 | High | 8.8 | 2025-06-17 | Improper access control on the NetScaler Management Interface in NetScaler ADC and NetScaler Gateway |
CVE-2016-9028 | High | 8.8 | 2016-10-28 | Unauthorized redirect vulnerability in Citrix NetScaler ADC before 10.1 135.8, 10.5 61.11, 11.0 65.31/65.35F and 11.1 47.14 allows a remote attacker to steal s… |
CVE-2023-3466 | High | 8.3 | 2023-07-19 | Reflected Cross-Site Scripting (XSS) |
CVE-2023-6549 | High | 8.2 | 2024-01-17 | Improper Restriction of Operations within the Bounds of a Memory Buffer in NetScaler ADC and NetScaler Gateway allows Unauthenticated Denial of Service and Out… |