THREAT OPS › Threat News › [CISA KEV] CVE-2026-19490 — Citrix NetScaler: Citrix NetScaler Authentication Bypass Using an Alternate Path or Channel Vulnerability
[CISA KEV] CVE-2026-19490 — Citrix NetScaler: Citrix NetScaler Authentication Bypass Using an Alternate Path or Channel Vulnerability
CVE: CVE-2026-19490 Vendor: Citrix Product: NetScaler Vulnerability: Citrix NetScaler Authentication Bypass Using an Alternate Path or Channel Vulnerability Date Added: 2026-09-09 Required Action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Re
MITRE ATT&CK techniques
- Cloud ServicesT1021.007
Indicators of compromise
- CVE-2026-19490cve
- https://support.citrix.com/external/article/CTX696939/netscaler-adc-and-netscaler-gateway-secu.htmlurl
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-19490