NetScaler ADC and Gateway
CVE-2024-5491: Denial of Service
Denial of Service in NetScaler ADC and NetScaler Gateway in NetScaler
Published
ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityHIGHCVSS 4.0 7.2
EPSS0.76%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 |
|---|---|
| NetScaler ADC 14.1 | 25.53 or later |
| NetScaler ADC 13.1 | 53.17 or later |
| NetScaler ADC 13.0 | 92.31 or later |
| NetScaler ADC 13.1-FIPS | 37.183 or later |
| NetScaler ADC 12.1-FIPS | 55.304 or later |
| NetScaler ADC 12.1-NDcPP | 55.304 or later |
| NetScaler Gateway 14.1 | 25.53 or later |
| NetScaler Gateway 13.1 | 53.17 or later |
| NetScaler Gateway 13.0 | 92.31 or later |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
Denial of Service in NetScaler ADC and NetScaler Gateway in NetScaler
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 11 Oct 2026.