PT-2026-99558 · Citrix · Netscaler Adc+1
CVE-2026-88776
·
Published
2026-09-27
·
Updated
2026-09-30
CVSS v3.1
9.8
Critical
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Citrix NetScaler ADC versions prior to 14.1-73.37
Citrix NetScaler ADC versions prior to 13.1-64.23
Citrix NetScaler ADC versions prior to 14.1-73.37 FIPS
Citrix NetScaler ADC versions prior to 13.1.37.279 FIPS and NDcPP
Citrix NetScaler Gateway versions prior to 14.1-73.37
Citrix NetScaler Gateway versions prior to 13.1-64.23
Description
A memory overflow issue exists which can lead to unpredictable or erroneous behavior or a Denial of Service (DoS), a condition where the system becomes unavailable to users.
Recommendations
Update Citrix NetScaler ADC to version 14.1-73.37 or later.
Update Citrix NetScaler ADC to version 13.1-64.23 or later.
Update Citrix NetScaler ADC FIPS to version 14.1-73.37 or later.
Update Citrix NetScaler ADC FIPS and NDcPP to version 13.1.37.279 or later.
Update Citrix NetScaler Gateway to version 14.1-73.37 or later.
Update Citrix NetScaler Gateway to version 13.1-64.23 or later.
Fix
DoS
Buffer Overflow
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Weakness Enumeration
Related Identifiers
Affected Products
Netscaler Adc
Netscaler Gateway