CVE-2026-120860
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 protocol load-balancing traffic handling (Diameter, SIP-over-TCP, MQTT, RADIUS) 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-2026-120860
EUVD
EUVD-2026-124907

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 involves a memory overflow in protocol load-balancing traffic handling for protocols like Diameter, SIP-over-TCP, MQTT, and RADIUS. It can cause unpredictable behavior or Denial of Service in Citrix NetScaler ADC and Citrix NetScaler Gateway.

Impact Analysis

The impact includes system instability, crashes, or service disruption due to memory overflow. It may lead to Denial of Service, affecting network availability and performance for users relying on these Citrix products.

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 protocol load-balancing traffic handling.

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