Improper input validation in Citrix ADC and Citrix Gateway versions before 13.0-58.30 12.1-57.18 12.0-63.21 11.1-64.14 and 10.5-70.18 and Citrix SDWAN WAN-OP versions before 11.1.1a 11.0.3d and 10.2.7 resulting in Stored Cross-Site Scripting (XSS).