CVE-2026-88778
TCP Initial Sequence Number (ISN) prediction
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
Predictable exact value from previous values vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FIPS and NDcPP; Gateway: before 14.1-73.37 and before 13.1-64.23.
| CWE | CWE-342 |
| Vendor | citrix netscaler |
| Product | adc |
| Published | Sep 27, 2026 |
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Affected Versions
Citrix NetScaler / ADC
0 < 14.1-73.37 0 < 13.1-64.23 0 < 14.1-73.37 FIPS 0 < 13.1.37.279 FIPS and NDcPP
Citrix NetScaler / Gateway
0 < 14.1-73.37 0 < 13.1-64.23