CVE-2026-88775: Vulnerability in Citrix NetScaler ADC
Memory overflow 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 leading Memory overflow vulnerability leading to unpredictable or erroneous behavior or Denial of Service
AI Analysis
Technical Summary
This vulnerability in Citrix NetScaler ADC and Gateway involves a memory overflow that may lead to unpredictable or erroneous behavior or denial of service. Affected versions include ADC prior to 14.1-73.37 and 13.1-64.23, including FIPS and NDcPP variants, and Gateway versions before 14.1-73.37 and 13.1-64.23. The CVSS 4.0 base score is 8.8, indicating high severity with network attack vector, low complexity, no privileges or user interaction required, and high impact on availability.
Potential Impact
Exploitation of this memory overflow vulnerability can cause denial of service or unpredictable behavior in affected Citrix NetScaler ADC and Gateway devices, potentially disrupting network services relying on these products.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Users should monitor Citrix advisories for updates and apply patches once available.
CVE-2026-88775: Vulnerability in Citrix NetScaler ADC
Description
Memory overflow 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 leading Memory overflow vulnerability leading to unpredictable or erroneous behavior or Denial of Service
CVSS v4.0
Score 8.8high
Affected software
Citrix NetScaler
ADC
Citrix NetScaler
Gateway
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Citrix NetScaler ADC and Gateway involves a memory overflow that may lead to unpredictable or erroneous behavior or denial of service. Affected versions include ADC prior to 14.1-73.37 and 13.1-64.23, including FIPS and NDcPP variants, and Gateway versions before 14.1-73.37 and 13.1-64.23. The CVSS 4.0 base score is 8.8, indicating high severity with network attack vector, low complexity, no privileges or user interaction required, and high impact on availability.
Potential Impact
Exploitation of this memory overflow vulnerability can cause denial of service or unpredictable behavior in affected Citrix NetScaler ADC and Gateway devices, potentially disrupting network services relying on these products.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Users should monitor Citrix advisories for updates and apply patches once available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- NetScaler
- Date Reserved
- 2026-09-10T07:14:57.369Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6ab9455ef7a7c5410638dcfd
Added to database: 09/27/2026, 16:33:34 UTC
Last enriched: 09/27/2026, 16:47:40 UTC
Last updated: 09/28/2026, 01:57:31 UTC
Views: 14
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