CVE-2026-88776

Summary

The flaw is a memory overflow vulnerability in Citrix NetScaler ADC and Gateway, which can lead to Denial of Service (DoS). This issue is critical as it can be exploited to crash the affected systems, rendering them unusable.

Exploitability

Exploitation is relatively straightforward given the memory overflow nature, requiring the attacker to send a crafted payload to the affected NetScaler ADC or Gateway version.

Blast radius

If exploited, the impact is significant as it can result in a complete denial of service for the affected systems, affecting business operations and user access.

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, as these versions address the vulnerability.

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