2026-003: Multiple Vulnerabilities in Citrix NetScaler and Citrix ADC

On 23 March 2026, Citrix published a security advisory addressing multiple vulnerabilities affecting NetScaler ADC and NetScaler Gateway. These vulnerabilities may lead to sensitive information disclosure and user session mix-up under specific configurations. At the time of writing, there is no public evidence of active exploitation. It is strongly recommended updating affected gateways, prioritising internet-facing assets. It is also recommended to preserve evidence for further investigation.