Citrix Confirmed Two New NetScaler Flaws Exploited as Zero-Day

Reported by Security Affairs (Pierluigi Paganini)

Summary by Cyber Security News27 Sep 2026, 19:29 CEST

About this summary. This is a short, independently written summary of an article first published by Security Affairs. Cyber Security News did not report or verify the underlying story. Read the original: https://securityaffairs.com/199873/security/citrix-confirmed-two-new-netscaler-flaws-exploited-as-zero-day.html

Citrix Confirmed Two New NetScaler Flaws Exploited as Zero-Day — Image: Security Affairs

Citrix confirmed two critical NetScaler zero-days were exploited before patches were available, with attackers able to remotely execute code. Citrix confirmed that two critical zero-day vulnerabilities in NetScaler ADC and NetScaler Gateway were exploited before the company released patches. The flaws allow remote code execution, meaning attackers can potentially take control of affected appliances.

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