CVE-2026-88779

Summary

This vulnerability is a memory safety issue (CWE-119) in Citrix NetScaler ADC and Gateway appliances that can lead to remote code execution or denial of service when processing specific network requests. The flaw allows attackers to potentially corrupt memory and execute arbitrary code on affected systems.

Exploitability

Exploitation appears moderately difficult as it likely requires crafting specific network packets targeting the vulnerable NetScaler components, but no public exploit is available yet and the attack surface is limited to the appliance's network-facing services.

Blast radius

If exploited, this vulnerability could impact all network traffic handled by the affected NetScaler appliances, potentially causing widespread service disruption or allowing attackers to gain full control over the appliance and its network access capabilities.

Detection

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

Prioritized remediation

Upgrade to NetScaler ADC 14.1-73.41 or later for both ADC and Gateway appliances, or to 13.1-64.28 for older versions.

Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.