Critical NetScaler Flaw Can Bypass Authentication on Certain Gateway and AAA Servers

Critical NetScaler Flaw Can Bypass Authentication on Certain Gateway and AAA Servers

The Hacker News · Aug 20, 2026

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Critical NetScaler Flaw Can Bypass Authentication on Certain Gateway and AAA Servers
Security August 20, 2026

Citrix has released updates to address two security flaws impacting NetScaler ADC and NetScaler Gateway deployments, including a critical-severity authentication bypass vulnerability. According to the cloud computing and virtualization technology company, the issues affect customer-managed NetScaler ADC and NetScaler Gateway, including certain FIPS and NDcPP builds, as well as SecurAccess

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