CVE-2026-107406

Memory overflow vulnerability leading to Remote Code Execution or Denial of Service

Published Oct 8, 2026 CVSS 4.0 · 9.5 Critical EPSS 1.9% KEV · Not listed
Description
Memory overflow vulnerability leading to Remote Code Execution or Denial of Service Vulnerability in NetScaler ADC.


NetScaler ADC or NetScaler Gateway must be configured as a SAML SP or SAML IdP, subject to the following version-specific requirements:



 

* For the following versions: Applicable only when configured as a SAML IdP:
* NetScaler ADC and NetScaler Gateway between 14.1-73.37 and 14.1-73.41, inclusive
* NetScaler ADC 14.1-FIPS between 14.1-73.37 FIPS and 14.1-73.41 FIPS, inclusive
* NetScaler ADC and NetScaler Gateway between 13.1-64.23 and 13.1-64.28, inclusive
* NetScaler ADC 13.1-FIPS between 13.1-NDcPP 13.1-37.279 and 13.1- 37.282, inclusive




 



For the following versions: Applicable only when configured as a SAML SP or SAML IdP:

* NetScaler ADC and NetScaler Gateway before 14.1-73.37 
* NetScaler ADC 14.1-FIPS before 14.1-73.37 FIPS 
* NetScaler ADC and NetScaler Gateway before 13.1-64.23
* NetScaler ADC 13.1-FIPS before13.1-NDcPP 13.1-37.279

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
Weaknesses CWE-120
Type Values Removed Values Added
Weaknesses CWE-119
References
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Netscaler
Netscaler adc
Netscaler gateway
Vendors & Products Netscaler
Netscaler adc
Netscaler gateway
Type Values Removed Values Added
Weaknesses CWE-120
Type Values Removed Values Added
Description Memory overflow vulnerability leading to Remote Code Execution or Denial of Service Vulnerability in NetScaler ADC. NetScaler ADC or NetScaler Gateway must be configured as a SAML SP or SAML IdP, subject to the following version-specific requirements:   * For the following versions: Applicable only when configured as a SAML IdP: * NetScaler ADC and NetScaler Gateway between 14.1-73.37 and 14.1-73.41, inclusive * NetScaler ADC 14.1-FIPS between 14.1-73.37 FIPS and 14.1-73.41 FIPS, inclusive * NetScaler ADC and NetScaler Gateway between 13.1-64.23 and 13.1-64.28, inclusive * NetScaler ADC 13.1-FIPS between 13.1-NDcPP 13.1-37.279 and 13.1- 37.282, inclusive   For the following versions: Applicable only when configured as a SAML SP or SAML IdP: * NetScaler ADC and NetScaler Gateway before 14.1-73.37  * NetScaler ADC 14.1-FIPS before 14.1-73.37 FIPS  * NetScaler ADC and NetScaler Gateway before 13.1-64.23 * NetScaler ADC 13.1-FIPS before13.1-NDcPP 13.1-37.279
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:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
NetScaler
Published
Updated
Oct 10, 2026, 3:55 AM
Reserved
Oct 8, 2026, 12:18 AM
Status
Awaiting Analysis
Published
Oct 8, 2026, 10:17 PM
Modified
Oct 10, 2026, 4:18 AM