NetScaler ADC and Gateway
CVE-2022-27507: Authenticated denial of service
Authenticated denial of service
Published
ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityMEDIUMCVSS 3.1 6.5
EPSS0.98%Chance of exploitation in 30 days
Public exploitNot tracked
FixAvailable
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| Citrix Application Delivery Controller (Citrix ADC) and Citrix Gateway 13.1 | 13.1-21.50 or later |
| Citrix Application Delivery Controller (Citrix ADC) and Citrix Gateway 13.0 | 13.0-85.19 or later |
| Citrix Application Delivery Controller (Citrix ADC) and Citrix Gateway 12.1 | 12.1-64.17 or later |
| Citrix Application Delivery Controller (Citrix ADC) and Citrix Gateway 12.1 FIPS | 12.1-55.278 or later |
| Citrix Application Delivery Controller (Citrix ADC) and Citrix Gateway 12.1 NDcPP | 12.1-55.278 or later |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
Authenticated denial of service
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 11 Oct 2026.