A critical flaw in macOS Screen Sharing has been exploited by hackers to install Monero miners on vulnerable systems, according to a report by a Dutch cyber agency1. The agency's findings indicate that the attackers leveraged the vulnerability to gain unauthorized access to macOS devices, subsequently installing cryptocurrency mining malware. This type of malware is designed to harness the processing power of compromised systems to mine for cryptocurrency, in this case, Monero. The specifics of the vulnerability, including its CVE number, have not been disclosed. However, the agency's warning highlights the importance of keeping software up to date and implementing robust security measures to prevent such attacks. The successful exploitation of this flaw demonstrates the ongoing threat posed by vulnerabilities in widely used software, so practitioners must remain vigilant in monitoring for and addressing potential security weaknesses to prevent similar incidents.