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

Attack Vector Network

Attack Complexity High

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact High

Subsequent System Availability Impact High

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Citrix NetScaler ADC unaffected
Version Status Constraints
0 affected < 14.1-73.37
0 affected < 13.1-64.23
0 affected < 14.1-73.37 FIPS
0 affected < 13.1.37.279 FIPS and NDcPP
Citrix NetScaler Gateway unaffected
Version Status Constraints
0 affected < 14.1-73.37
0 affected < 13.1-64.23

No data.

No data.

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Project Subscriptions

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697096&articleTitle=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 cve-icon cve-icon
History

Sun, 27 Sep 2026 17:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-119

Sun, 27 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
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
Title Memory overflow vulnerability leading to Remote Code Execution or Denial of Service
References
Metrics cvssV4_0

{'score': 9.5, 'vector': '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: NetScaler

Published:

Updated: 2026-09-27T16:09:56.033Z

Reserved: 2026-09-10T07:14:57.369Z

Link: CVE-2026-88772

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-27T17:16:56.390

Modified: 2026-09-27T17:16:56.390

Link: CVE-2026-88772

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-27T17:30:17Z

Weaknesses