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CVE-2023-4966

7.5 highKEVEPSS 100%

High (7.5) in Citrix NetScaler ADC and NetScaler Gateway. In CISA KEV since 2023-10-18, with known ransomware use. EPSS 100% chance of exploitation in the next 30 days.

Sensitive information disclosure in NetScaler ADC and NetScaler Gateway when configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) or AAA  virtual server.

Severity

CVSS 3.1

7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
100% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
CISA KEV
listed 2023-10-18, due 2023-11-08, known ransomware use
CWE
CWE-119
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON