Citrix patches new NetScaler zero-day as attackers crash appliances patched days earlier
Citrix released emergency builds for CVE-2026-88779, a memory overflow in NetScaler SAML deployments that attackers are using to knock appliances offline.
#Citrix
Cybersecurity news about “Citrix”.
Citrix NetScaler appliances reboot repeatedly after emergency zero-day patch
Admins report NetScaler ADC and Gateway devices on build 14.1-73.37 rebooting after SAML traffic crashes the nsaaad service. Citrix is preparing a new bulletin and fixed build.