CVE-2026-88771 A remote code execution vulnerability exists due to improper input validation, which can allow an unauthenticated attacker to execute arbitrary commands

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, 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 an unauthenticated...

CVE-2026-88771 A remote code execution vulnerability exists due to improper input validation, which can allow an unauthenticated attacker to execute arbitrary commands

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, 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 an unauthenticated...

EUVD-2026-87958

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, 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 an unauthenticated...

CVE-2026-88771

Citrix NetScaler ADC and NetScaler Gateway are vulnerable to a critical improper input validation vulnerability (CWE-20). This flaw allows an unauthenticated attacker to execute arbitrary commands remotely. The issue impacts all deployments, including those in default configuration , with no addi...

Citrix NetScaler ADC and Citrix NetScaler Gateway Security Bulletin for CVE-2026-88771, CVE-2026-88772, CVE-2026-88773, CVE-2026-88774, CVE-2026-88775, CVE-2026-88776, CVE-2026-88777, and CVE-2026-88778

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

CVE-2019-19781

CVE-2019-19781 Solo un exploit en python3 para CVE-2019-19781 para Citrix detrás de una caché. Esta versión acepta '', '|', '2&1'... etc. USO python3 CVE-2019-19781.py citrix.example.org 'cat /etc/passwd' Por hacer Repetir si el encabezado Age está en la respuesta. Modo continuo -c. Modo de...

Warning: Two Unpatched Citrix NetScaler RCE Zero-Days Under Active Exploitation

Two critical vulnerabilities in Citrix NetScaler ADC and NetScaler Gateway that allow remote code execution have been exploited in the wild, Citrix confirmed on September 27. It released fixes for both, along with six other flaws. One of the two affects every deployment on an affected version,...

Exploit for Improper Restriction of Operations within the Bounds of a Memory Buffer in Citrix Netscaler_Application_Delivery_Controller

Citrix Netscaler CVE-2026-8452 RCE Vulnerability !Banner...

CitrixBleedCVE-2026-8452-2025-5777

Herramienta de Explotación CitrixBleed - CVE-2025-5777 y CVE-2026-8452. Lectura remota de memoria no autenticada desde Citrix NetScaler ADC y Gateway. Roba tokens de sesión de administrador, extrae hashes de nsroot, extrae secretos y evita MFA. Exploit en Python 3 con análisis completo de memoria...

CVE-2019-19781-CitrixRCE

Atacante de Ejecución Remota de Código no Autorizada en Citrix - CVE-2019-19781 Referencias: https://blog.fox-it.com/2020/07/01/a-second-look-at-cve-2019-19781-citrix-netscaler-adc/ Evasión: 1 - Scripts eliminados/modificados en: /vpn/../vpns/portal/scripts/ 2 - Problemas de barra diagonal "/"...

CVE-2026-88776: Undefined Security Weakness

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, 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 unpredictable...

VulnCheck KEV: CVE-2026-88772

Citrix NetScaler ADC and NetScaler Gateway contain an improper restriction of operations within the bounds of a memory buffer vulnerability that could allow for remote code execution or denial of service...

CVE-2026-88772: Improper Restriction of Operations within the Bounds of a Memory Buffer

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 Remote Code Execution or Denial of Service...

PT-2026-99560

Name of the Vulnerable Software and Affected Versions Citrix NetScaler ADC versions prior to 14.1-73.37 Citrix NetScaler ADC versions prior to 13.1-64.23 Citrix NetScaler ADC versions prior to 14.1-73.37 FIPS Citrix NetScaler ADC versions prior to 13.1.37.279 FIPS and NDcPP Citrix NetScaler Gatew...

Citrix NetScaler Improper Input Validation Vulnerability

Citrix NetScaler ADC and NetScaler Gateway contain an improper input validation vulnerability that could allow an unauthenticated attacker to execute arbitrary commands...

VulnCheck KEV: CVE-2026-88771

Citrix NetScaler ADC and NetScaler Gateway contain an improper input validation vulnerability that could allow an unauthenticated attacker to execute arbitrary commands...

CVE-2026-88773: Inconsistent Interpretation of HTTP Requests

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 FIP...

CVE-2026-88778: Predictable Exact Value from Previous Values

Predictable exact value from previous values 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...

CVE-2026-88774: Undefined Security Weakness

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...

CVE-2026-88771: Improper Input Validation

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, 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 an unauthenticated...