OpenCode flaw lets malicious MCP servers run PowerShell code during OAuth sign-in on Windows and WSL; no CVE issued
A command-injection flaw in the OpenCode AI coding agent (Anomaly) lets a malicious or hijacked remote MCP server execute code on a developer's Windows or WSL machine during OAuth sign-in. The code runs with the developer's own privileges. Pillar Security found the flaw, reported it privately on August 29 and disclosed it on October 19, p…