Memory Overflow in Citrix NetScaler ADC and Gateway Authentication
CVE-2026-107414

8.7HIGH

Key Information:

Vendor

Citrix
Status
Netscaler Adc
Netscaler Gateway
Vendor
CVE Published:
13 November 2026

What is CVE-2026-107414?

A memory overflow vulnerability exists within the WebAuth authentication process in Citrix NetScaler ADC and Citrix NetScaler Gateway. Exploiting this vulnerability may result in unpredictable behavior or erroneous actions, which can ultimately lead to service disruptions such as Denial of Service. Users of these products should take immediate action to mitigate potential risks.

Affected Version(s)

NetScaler ADC 0 < 14.1-73.57

NetScaler ADC 0 < 13.1-64.39

NetScaler ADC 0 < 14.1-73.58 FIPS

References

https://support.citrix.com/support-home/kbsearch/article?...

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.