A critical vulnerability, identified as CVE-2025-7775, has been discovered in Citrix NetScaler, allowing for remote code execution and currently being exploited. The vulnerability is one of multiple zero-day flaws patched by Citrix, with reports suggesting a significant number of devices may be affected. However, the exact scope and details of the vulnerability and its exploitation are not entirely clear, with some outlets providing varying information on related vulnerabilities and exploits.