Checks project dependencies for known vulnerabilities (CVEs, GHSAs, PYSA, RUSTSEC, etc.) against the OSV.dev database. Finds lockfiles/manifests across npm, pip, Poetry, Bundler, Cargo, Composer, Go modules, Maven, NuGet, and Pub, queries live advisories for the exact installed versions, and also flags absent lockfiles, deprecated packages, and unpinned installs. Use when auditing dependencies or investigating a specific package's vulnerabilities.