Citrix is warning of two zero-day security vulnerabilities in NetScaler ADC (formerly Citrix ADC) and NetScaler Gateway (formerly Citrix Gateway) that are being actively exploited in the wild.
The flaws are listed below –

CVE-2023-6548 (CVSS score: 5.5) – Authenticated (low privileged) remote code execution on Management Interface (requires access to NSIP, CLIP, or SNIP with management