CVE-2026-44641 Microsoft APM: plugin.json component paths escape plugin root and copy arbitrary host files during install

Microsoft APM is an open-source, community-driven dependency manager for AI agents. Prior to 0.8.12, Microsoft APM normalizes marketplace plugins by copying plugin components referenced in plugin.json into .apm/. The manifest fields agents, skills, commands, and hooks are attacker-controlled, but...

CVE-2026-44641

CVE-2026-44641 affects Microsoft APM. Before version 0.8.12, the plugin-loading flow copies components listed in plugin.json into the .apm/ directory and does not validate that manifest paths (agents, skills, commands, hooks) stay inside the plugin root. An attacker can supply absolute or ../ tra...