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CVE-2026-88771: Inside the Exploitation of a Critical NetScaler RCE Vulnerability

  • Sai Nikhil Perla (Threat Researcher)--Zscaler.com
  • published date: 2026-10-16 21:28:21 UTC

IntroductionOn September 27, 2026, Citrix disclosed CVE-2026-88771, a critical remote code execution (RCE) vulnerability affecting NetScaler Application Delivery Controller (ADC) and NetScaler Gateway. The vulnerability carries a CVSS v3.1 score of 9.8 accord…

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