Citrix NetScaler: Citrix NetScaler Authentication Bypass Using an Alternate Path or Channel Vulnerability
Info Listed in CISA KEV
Summary
Citrix NetScaler ADC and NetScaler Gateway contain an authentication-bypass vulnerability involving an alternate path or channel. When the NetScaler appliance is configured as an AAA virtual server or as a Gateway (SSL VPN, ICA Proxy, CVPN, or RDP Proxy), an unauthenticated remote threat actor may be able to bypass authentication.
In-depth triage
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Affected products
- Citrix:NetScaler
Sources
- CISA KEV DATABASE
- Grok bot vulnerability crawler DATABASE
Original Links
- https://support.citrix.com/external/article/CTX696939/netscaler-adc-and-netscaler-gateway-secu.html reference
- https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk reference
- https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk reference
- https://nvd.nist.gov/vuln/detail/CVE-2026-19490 reference
Timeline
- kev_ingest CISA KEV
- grok_bot_ingest Grok bot vulnerability crawler