T08 · Insecure Dependencies
- Location
SKILL.md:12- Finding
Unpinned Third-Party CLI Dependency Installed from PyPI
- Content
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Vulnerability Details
File Location:
SKILL.md, lines 12-20
Vulnerability Type: Unpinned external package dependency
Risk Level: MediumVulnerable Code
yaml "install": [ { "id": "pip", "kind": "pip", "package": "imageflare", "bins": ["imageflare"], "label": "Install imageflare (pip)", }, ],Technical Analysis
The skill installs the third-party
imageflarepackage from PyPI without specifying an exact version or package integrity hash. Consequently, installation resolves whichever compatible release is available at that time rather than a version whose contents were reviewed alongside this skill.The project contains only
SKILL.md; it does not include the CLI implementation. The audit therefore cannot verify the installed package's setup behavior, credential storage, network destinations, image handling, or runtime commands. Because Python package installation and subsequent CLI execution can run code with the user's permissions, a compromised publisher account, malicious future release, or upstream supply-chain compromise could introduce arbitrary code after this skill has been reviewed.This finding does not establish that the current
imageflarepackage is malicious. The vulnerability is the absence of version and integrity controls over executable third-party code.Attack Path
- An attacker compromises the upstream package, its publisher account, or its release process.
- The attacker publishes a malicious release under the expected
imageflarepackage name. - A user installs the skill dependency through the unpinned package declaration.
- The package manager resolves and installs the malicious release.
- Malicious installation hooks or CLI runtime code execute with the installing user's permissions.
- That code may access files available to the user, including the documented ImageFlare configuration and Cloudfl ...[truncated 653 chars]
- Remediation
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Remediation Suggestions
- Pin the dependency to an exact, reviewed version, such as
imageflare==X.Y.Z. - Require a cryptographic hash for the approved distribution by using a hash-locked requirements file or an equivalent verified artifact mechanism.
- Maintain a lock file or controlled internal package mirror so installation remains reproducible.
- Verify the package publisher, source repository, release provenance, and correspondence between source and published artifacts.
- Review installation hooks and runtime code before approving upgrades.
- Perform upgrades through an explicit review process rather than automatically accepting the latest release.
- Use a narrowly scoped Cloudflare API token and avoid granting permissions beyond those required for Workers AI.
- Run the CLI in an isolated environment with only the files and credentials necessary for the requested image operation.
- Pin the dependency to an exact, reviewed version, such as
