Posts
CVE-2026-88771 - NetScalers versus The Chinese Pitboss
reading time: 11 minutes
| Field | Value |
|---|---|
| Document Version | 1.1 |
| TLP | ⚪ TLP:WHITE |
| Published by: | mökki.sh |
This report assumes a minimum familiarity with CVE-2026-88771. More information can be found at:
- https://support.citrix.com/external/article/CTX697096
- https://watchtowr.com/intelligence/citrix-netscaler-zero-day-vulnerabilities-faq
Summary
A Nuclei detection and exploitation template for CVE-2026-88771, an unauthenticated remote code execution vulnerability in Citrix NetScaler ADC and NetScaler Gateway, was recovered from an open directory at 94.26.35.132:8899. The template uses Chinese-language comments that explain the vulnerability mechanism and the operator’s exploitation strategy in detail. The template delivers a two-stage payload leading to a TLS-wrapped reverse shell and a secondary HTTP beacon used to confirm execution.