<ul data-eligibleForWebStory="false">Malicious Open VSX extensions targeted Solidity developers, leading to cryptocurrency theft.Extensions lacked useful functionality, acting as fake software, enabling attackers to steal.Fake extension outranked real ones due to loopholes in Open VSX ranking algorithm.Developers urged to be cautious while installing extensions and monitor for suspicious activity.Recommendations include checking developer details and using XDR solutions for monitoring.