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October 9, 2026

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CVE-2026-107406NVD

Vulnerability Summary

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
Severity Level
CRITICAL(9.5)
Published Date
Oct 8, 2026
Last Modified
Oct 8, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
Data Pending
Root Weakness (CWE)
N/A
CVSS v4.0 Base Metrics — Score 9.5 (CRITICAL)
Attack VectorNetwork
Attack ComplexityHigh
Attack RequirementsNone
Privileges RequiredNone
User InteractionNone
Confidentiality (Vulnerable System)High
Integrity (Vulnerable System)High
Availability (Vulnerable System)High
Confidentiality (Subsequent System)High
Integrity (Subsequent System)High
Availability (Subsequent System)Low

Affected & Patched Versions

Affected Versions
  • NetScaler ADC < 14.1-73.46
  • NetScaler ADC < 13.1-64.29
  • NetScaler ADC < 14.1-73.46 FIPS
  • NetScaler ADC < 13.1.37.283 FIPS
  • NetScaler Gateway < 14.1-73.46
  • NetScaler Gateway < 13.1-64.29
Patched Versions
  • NetScaler ADC 14.1-73.46
  • NetScaler ADC 13.1-64.29
  • NetScaler ADC 14.1-73.46 FIPS
  • NetScaler ADC 13.1.37.283 FIPS
  • NetScaler Gateway 14.1-73.46
  • NetScaler Gateway 13.1-64.29
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🎁7-Day Free Trial — Try Pro or Team, no card required.
📧Email Delivery — Threat intel straight to your inbox.
♾️Unlimited Vendors — Track your entire stack.
🚨All New CVEs — Be the first to know.
📈EPSS Spike Alerts — Catch rising risk before it peaks.
🎯Custom EPSS/CVSS — Filter noise, focus on risk.
🛡️Exploit Intel — A 2nd confirmed-exploit signal beyond KEV.
🐙GitHub Issues — Auto-tracked, no duplicates.
📬Weekly Digest — One clean summary, not inbox spam.
🏷️Watchlist Groups — Tag alerts by team (Infra/AppSec/SOC).
💬Webhooks — Slack & Teams integration.
🔀Smart Routing — Critical alerts to one channel, rest to another.
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External References