CVE intelligence

CVE-2026-19490

Citrix NetScaler Authentication Bypass Using an Alternate Path or Channel Vulnerability

Citrix · Published 2026-08-19 · CVSS

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L

AVAttack Vector: Network
ACAttack Complexity: Low
ATAttack Requirements: None
PRPrivileges Required: None
UIUser Interaction: None
VCVulnerable System Confidentiality: High
VIVulnerable System Integrity: High
VAVulnerable System Availability: High
SCSubsequent System Confidentiality: Low
SISubsequent System Integrity: Low
SASubsequent System Availability: Low

critical · KEV listed 2026-09-09 · Action due 2026-09-12