T08 · Insecure Dependencies
- Location
SKILL.md:203- Finding
Unpinned Third-Party Dependency Installation
- Content
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Vulnerability Details
File Location:
SKILL.md, lines 203-206
Vulnerability Type: Unpinned and unverifiable third-party dependencies
Risk Level: MediumEvidence
bash pip install psycopg2 pip install pymysql pip install pyodbc pip install sqlparseTechnical Analysis
The installation instructions do not pin dependency versions, require package hashes, define a trusted package index, or use a reviewed lockfile. Consequently, the packages installed can change independently of the audited Skill.
Python package installation can execute package-controlled build logic. If a configured package index is compromised, a dependency account is taken over, or dependency resolution is redirected to an untrusted index, following these instructions could execute attacker-controlled code with the privileges of the user running
pip.The document does not itself retrieve or execute a known malicious package. This finding concerns the avoidable supply-chain exposure created by mutable and unverifiable installation instructions.
Attack Path
- A user or Agent follows the dependency installation instructions.
pipresolves the current package release using the environment's configured package indexes.- An attacker compromises a listed package, its release process, or a package index used by the environment.
pipdownloads and processes the attacker-controlled distribution.- Malicious build or installation logic executes under the invoking user's account.
- The payload may access files, environment variables, database credentials, and network resources available to that account.
Impact Assessment
Successful exploitation could provide arbitrary code execution with the privileges of the user or Agent environment that performs the installation. The accessible scope may include project files, user-readable configuration, environment variables, database connection credentials, and wr ...[truncated 280 chars]
- Remediation
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Remediation Suggestions
- Pin every dependency to a reviewed version rather than installing the latest available release.
- Maintain dependencies in a lockfile and require cryptographic hashes, such as with
pip install --require-hashes. - Explicitly configure an approved HTTPS package index and disable unintended supplemental indexes.
- Review dependency provenance, maintainers, release history, and transitive dependencies before approval.
- Install dependencies in a dedicated virtual environment or container using an unprivileged account.
- Add automated vulnerability and integrity scanning for dependencies.
- Prefer binary distributions from trusted sources where appropriate, while still validating hashes.
- Document a controlled update process so dependency changes receive security review before deployment.
