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Citrix NetScaler zero-days actively exploited, Google warns

Original: (cloud.google.com) Active Exploitation of Zero-Day Vulnerabilities in Citrix NetScaler ADC and Gateway Appliances: Analy

Google Cloud security researchers report active exploitation of two zero-day vulnerabilities, CVE-2026-88772 and CVE-2026-88771, in Citrix NetScaler ADC and Gateway appliances. Their analysis outlines defense strategies for organizations running the affected appliances, which are widely used for application delivery and secure remote access. Administrators are urged to review the guidance and protect their deployments promptly.

Why now: Active exploitation of zero-days in widely deployed enterprise appliances prompts urgent attention from security teams.

CitrixNetScalerGoogle Cloud

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Evidence

• (cloud.google.com) Active Exploitation of Zero-Day Vulnerabilities in Citrix NetScaler ADC and Gateway Appliances: Analysis and Defense Strategies In brief - This article details the active exploitation of zero-day vulnerabilities CVE-2026-88772 and CVE-2026-88771 in Citrix… · orlysec@swecyb.com · 1

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