Caveat verdict
skills-firewall
A security firewall scanner for skills detecting threats via pattern analysis and managing allow/block/quarantine lists; all operations are local file scanning and reporting.
⚠ Flagged for review — coarse, uncorroborated signal, not a confirmed exploit. Review the config yourself before installing.
Automated static analysis — not a human review. Caveat flags capabilities, not confirmed intent, and can produce false positives. Disagree with this verdict? Use Dispute below.
Findings (14)
Uses eval() — can execute arbitrary code
SKILL.md · code · eval(
Possible hardcoded credential
references/malicious_patterns.md · code · password = "secret123
Uses exec() — may execute shell commands
references/malicious_patterns.md · code · exec(
os.system/popen — direct OS command execution
references/malicious_patterns.md · code · os.system(
References sudo — requests elevated privileges
references/malicious_patterns.md · code · sudo
subprocess execution — runs system commands from Python
references/malicious_patterns.md · code · subprocess.call(
subprocess with shell=True — command injection vector
references/malicious_patterns.md · code · subprocess.call(cmd, shell=True
Raw socket connection — low-level network access
references/malicious_patterns.md · code · socket.connect(
importlib.import_module — dynamic module loading
references/malicious_patterns.md · code · importlib.import_module(
Python os.environ.get — reads environment variable
references/malicious_patterns.md · code · os.environ.get(
Python urllib.request — network access
references/malicious_patterns.md · code · urllib.request
Python shutil file operation — copies/moves/deletes files
references/malicious_patterns.md · code · shutil.rmtree(
Sets world-executable permissions
references/malicious_patterns.md · code · chmod 777
Changes file ownership
scripts/firewall_check.py · prose · downgraded · chown
Why the tier is capped
Execution sink present in raw bytes (Hard Floor: class D). Final tier capped at Caution — cannot be lifted by any downgrade, example-payload opt-in, or allowlist.
Permissions & capabilities
No declared permissions — minimal attack surface.
dynamic_eval Is this flag fair?
Thanks — recorded.