CVE-2026-88775

Summary

This vulnerability allows for a memory overflow, leading to potential Denial of Service (DoS) conditions or unpredictable behavior in Citrix NetScaler ADC and Gateway versions prior to the specified patches.

Exploitability

Exploitation requires access to the affected Citrix NetScaler ADC or Gateway and the ability to craft specific input that triggers the memory overflow. Precondition is the presence of unpatched versions of the software.

Blast radius

If exploited, this vulnerability could lead to a complete denial of service for affected systems, impacting network availability and service reliability.

Detection

No reliable host or network indicator is derivable from the published description.

Prioritized remediation

Upgrade to Citrix NetScaler ADC versions 14.1-73.37 or later, 13.1-64.23 or later, and Citrix NetScaler Gateway versions 14.1-73.37 or later, 13.1-64.23 or later, and 13.1.37.279 FIPS or later.

Analysis generated locally by qwen2.5:7b-instruct (no data left the box). AI-assisted — verify against primary sources before acting.