A cyber-criminal is attempting to sell a zero-day exploit targeting a Windows Remote Desktop Services (RDS) privilege escalation vulnerability for US$220,000 on a cybercrime forum. The listing, identified by threat intelligence analysts, highlights the rapid commercialization of critical vulnerabilities within the criminal underground. The sale was posted by a user registered under the name 'Kamirmassabi' in the "Malware, Exploits, Bundles, AZ, Crypt" section of a prominent dark web forum. Th