Race Condition in NetScaler ADC and Gateway Leading to User Session Mixup
CVE-2026-4368

7.7HIGH

Key Information:

Vendor

Netscaler
Status
Adc
Gateway
Vendor
CVE Published:
23 March 2026

What is CVE-2026-4368?

A race condition vulnerability exists in Citrix NetScaler ADC and NetScaler Gateway when configured as a Gateway (including SSL VPN, ICA Proxy, CVPN, RDP Proxy) or an AAA virtual server. This vulnerability may allow for a user session mixup, compromising user data integrity and leading to unauthorized access to sensitive information. Administrators are urged to apply patches and review their configurations to mitigate the risks associated with this vulnerability.

Affected Version(s)

ADC 14.1.66.54

Gateway 14.1.66.54

References

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

CVSS V4

Score:
7.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.