EUVD Vulnerability Catalog

EUVD-2026-87959

Severity: CRITICAL Base Score: 9.5 CVSS Version: 4.0

Vulnerability Description

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

CVSS Vector Analysis

Below is the complete, human-readable breakdown of the CVSS metric string: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

▪ Attack Vector (AV): Network
▪ Attack Complexity (AC): High
▪ Attack Requirements (AT): None
▪ Privileges Required (PR): None
▪ User Interaction (UI): None
▪ Vulnerability Confidentiality Impact (VC): High
▪ Vulnerability Integrity Impact (VI): High
▪ Vulnerability Availability Impact (VA): High
▪ Subsequent Confidentiality Impact (SC): High
▪ Subsequent Integrity Impact (SI): High
▪ Subsequent Availability Impact (SA): High

Affected Vendors & Systems

Vendor Citrix NetScaler

References & Advisory Links

Metadata Profile

Database Authority

European Union Agency for Cybersecurity (ENISA) EUVD

Assigner

NetScaler

EPSS Probability

0

Known Aliases
GHSA-h5xm-pf48-4c32 CVE-2026-88772
Published On

2026-09-27

Last Updated

2026-09-27