CVE-2026-120863

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

Published Nov 13, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Citrix
Citrix gateway
Citrix netscaler Adc
Citrix netscaler Gateway
Vendors & Products Citrix
Citrix gateway
Citrix netscaler Adc
Citrix netscaler Gateway
Type Values Removed Values Added
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.
Title 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
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

No weakness.

Sources

Status
PUBLISHED
Assigner
NetScaler
Published
Updated
Nov 13, 2026, 8:03 AM
Reserved
Nov 3, 2026, 12:53 AM
Status
Received
Published
Nov 13, 2026, 8:17 AM
Modified
Nov 13, 2026, 8:17 AM