T08 · Insecure Dependencies
- Location
SKILL.md:14- Finding
Unpinned Third-Party Dependency Installation
- Content
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Vulnerability Details
File Location:
SKILL.md:14-18
Vulnerability Type: Unpinned package installation and insufficient supply-chain verification
Risk Level: MediumVulnerable Code
yaml install: - id: pydantic-airtable kind: pip package: pydantic-airtable label: Install pydantic-airtableThe same unpinned installation is also documented at
SKILL.md:26:bash pip install pydantic-airtableTechnical Analysis
The skill installs
pydantic-airtablewithout specifying an exact reviewed version, a cryptographic hash, or a locked dependency set. Consequently, each installation resolves whichever version the configured pip index currently serves, including its transitive dependencies.The bundled scripts import this package and pass an Airtable access token into its objects. A compromised package release, compromised package index, or malicious dependency resolved through an untrusted index could execute arbitrary Python code during installation or import. Version drift may also introduce security regressions after the skill itself has been reviewed.
Attack Path
- An attacker compromises the upstream package, one of its transitive dependencies, or a package index used by the environment.
- The attacker publishes or substitutes a malicious version that still satisfies the unbounded package requirement.
- A user or agent follows the skill installation configuration or runs
pip install pydantic-airtable. - pip retrieves and installs the attacker-controlled release.
- Malicious code executes during package installation or when a bundled script imports
pydantic_airtable. - When the scripts run, the malicious dependency can read the process environment, including
AIRTABLE_ACCESS_TOKENandAIRTABLE_BASE_ID, and can access data available to that token.
Impact Assessment
Successful exploitation could provide arbitrary code execution with the privileges of the account running pip or the scripts ...[truncated 347 chars]
- Remediation
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Remediation Suggestions
- Pin
pydantic-airtableto an exact, reviewed version in both the installation metadata and documentation. - Maintain a lock file that pins all transitive dependencies.
- Require cryptographic hashes for every resolved artifact, such as through
pip install --require-hashes -r requirements.txt. - Retrieve packages only from an explicitly configured and trusted index; disable unintended supplemental indexes.
- Review the package source and dependency changes before updating the pinned version.
- Install and execute the dependency in a dedicated virtual environment or container under a nonprivileged account.
- Continue using least-privilege Airtable tokens and restrict outbound network access where operationally feasible.
- Add automated dependency vulnerability and provenance checks to the release process.
- Pin
