CVE-2026-8451
Insufficient input validation leading to memory overread
At a glance Severity HIGH 8.8 EPSS EPSS 0.50 % · percentile 43 (2026-10-27) State PUBLISHED Published 2026-06-30 Updated 2026-06-30 Assigner NetScaler NVD status Analyzed Description Insufficient input validation in NetScaler ADC and NetScaler Gateway leading to memory overread if NetScaler ADC or NetScaler Gateway is configured as a SAML IDP
Scores Version Score Vector Scored by CVSS 4.0 HIGH 8.8 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:H/SC:N/SI:N/SA:N NetScaler CVSS 4.0 HIGH 8.8 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X NVD · 50a63c94-1ea7-4568-8c11-eb79e7c5a2b5 (Secondary) CVSS 3.1 HIGH 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N NVD · nvd@nist.gov (Primary)
Weaknesses (CWE)
European references
CERT-FR advisories
Affected configurations (NVD CPE) cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:fips:*:*:* < 13.1-37.272cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:ndcpp:*:*:* < 13.1-37.272cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:-:*:*:* ≥ 13.1 < 13.1-63.18cpe:2.3:a:citrix:netscaler_application_delivery_controller:*:*:*:*:-:*:*:* ≥ 14.1 < 14.1-72.61cpe:2.3:a:citrix:netscaler_application_delivery_controller:14.1-66.68:*:*:*:fips:*:*:*cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:* ≥ 13.1 < 13.1-63.18cpe:2.3:a:citrix:netscaler_gateway:*:*:*:*:*:*:*:* ≥ 14.1 < 14.1-72.61Affected products Product Versions NetScaler · ADC affected 14.1 < 72.61 ; affected 13.1 < 63.18 ; affected 14.1 FIPs < 72.61 ; affected 13.1 FIPS and NDcPP < 37.272 NetScaler · Gateway affected 14.1 < 72.61 ; affected 13.1 < 63.18
References
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