CVE-2026-120863
Received Received - Intake

Memory Overflow in Citrix NetScaler ADC and Gateway

Publication date: 2026-11-13

Last updated on: 2026-11-13

Assigner: NetScaler

Description
Memory overflow in the management plane can lead to unpredictable or erroneous behavior or Denial of Service in Citrix NetScaler ADC and Citrix NetScaler Gateway.

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Meta Information

Published
2026-11-13
Last Modified
2026-11-13
Generated
2026-11-13
AI Q&A
2026-11-13
EPSS Evaluated
N/A
NVD
CVE-2026-120863
EUVD
EUVD-2026-124911

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
citrix netscaler_adc *
citrix netscaler_gateway *

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This vulnerability is a memory overflow in the management plane of Citrix NetScaler ADC and Citrix NetScaler Gateway. It can cause unpredictable behavior or Denial of Service due to improper handling of memory operations.

Impact Analysis

An attacker could exploit this flaw to crash systems, disrupt services, or execute arbitrary code, leading to service unavailability or unauthorized access.

Mitigation Strategies

Apply the latest security patches or updates provided by Citrix for NetScaler ADC and NetScaler Gateway to address the memory overflow issue in the management plane.

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