CVE-2026-3055 - Security Vulnerability

Severity: N/A CVSS: N/A Impact: N/A Published: 2026-03-23

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For authorized security testing only.

Root Cause (short version)

Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread

Exploitation Requirements

• Reachable vulnerable target
• Predictable user/workflow context
• No additional hardening that blocks crafted requests

How to use

python3 exploit.py https://target.tld

Detection

• Monitor suspicious authentication flow deviations
• Investigate abnormal direct endpoint hits tied to CVE-2026-3055

Mitigation

• Update to the fixed vendor version
• Restrict risky endpoints and enforce MFA where possible

Exploit

Download PoC