Statically Linked Dependency

What Is a Statically Linked Dependency?

A statically linked dependency is a software library whose code is embedded directly into an executable at compile time — baked into the binary rather than loaded from a separate shared library at runtime. The embedded code persists unchanged even when system libraries are later updated, and it rarely appears in package manifests, SCA reports, or source-derived SBOMs.

Statically linked dependencies are one of the largest blind spots in source-based security workflows. The library is fully present in the running software, with all its vulnerabilities intact, but no package manager, manifest, or SCA tool will report it. A Python module compiled against OpenSSL 3.0.0, for example, carries that vulnerable version forward inside the binary even on a system later upgraded to OpenSSL 3.2.2 — the system reports the new version while the embedded code keeps executing. The only reliable way to identify statically linked dependencies is to analyze the compiled artifact itself.

This is one of the core reasons binary composition analysis exists — and one of the most common categories of risk NetRise Turbine surfaces.

Related Terms

Direct Dependency · Transitive Dependency · Binary Composition Analysis · Binary-Derived SBOM · Software Composition Analysis