CVE-2026-88777
9.8 CRITICALPublished 2026-09-27 · Updated 2026-09-29
AI risk analysis
- Summary
- A memory overflow vulnerability exists in Citrix NetScaler ADC and Gateway versions prior to 14.1-73.37 and 13.1-64.23, leading to potential Denial of Service (DoS) conditions.
- Exploitability
- Exploitation is relatively straightforward given the memory overflow, requiring only the sending of a crafted payload to the affected NetScaler instances.
- Blast radius
- If exploited, this vulnerability could result in a complete denial of service for affected NetScaler ADC and Gateway services, impacting network availability and service delivery.
- Detection
- No reliable host or network indicator is derivable from the published description.
- Prioritized remediation
- Upgrade to Citrix NetScaler ADC version 14.1-73.37 or later, and Citrix NetScaler Gateway version 14.1-73.37 or later.
Analysis generated locally by qwen2.5:7b-instruct (no data left the box). AI-assisted — verify against primary sources before acting.
NVD description
Memory overflow vulnerability 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 to unpredictable or erroneous behavior or Denial of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-119
Vendors
citrix
Products
netscaler application delivery controller, netscaler gateway
All references
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
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