Citrix Bleed (CVE-2023-4966) Scanner

Session token leak enabling authentication bypass in Citrix NetScaler ADC. Exploited by ransomware groups.

Disclosed in 2023, CVE-2023-4966 affects Citrix NetScaler and carries a CVSS score of 9.4 (CRITICAL). Despite patches being available, automated scanning continues to find unpatched systems years after initial disclosure.

1. Enter your domain in the free scanner above
2. Click "Check Now" — no signup required
3. VulnScan scans your Citrix NetScaler installation for CVE-2023-4966 indicators
4. Results in 60 seconds — free security grade included

What is CVE-2023-4966 (Citrix Bleed)?

Session token leak enabling authentication bypass in Citrix NetScaler ADC. Exploited by ransomware groups.

How do I check if my website is vulnerable to CVE-2023-4966?

Enter your domain in VulnScan above. Our scanner checks for CVE-2023-4966 indicators and Citrix NetScaler version fingerprinting. Results in 60 seconds, no signup required.

Is CVE-2023-4966 still actively exploited?

Yes. Automated exploit kits continue targeting unpatched Citrix NetScaler systems worldwide. The CVSS score of 9.4 reflects the severity of exploitation. Patch immediately and verify with an external scan.

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