Caveat verdict
play-chess
Reads local files AND makes external network calls
Chess skill that connects to chesswithclaw.vercel.app via disclosed API calls using a user-provided token to play games; all network operations are transparent and serve the stated chess gaming purpose.
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.
What it does
These are capability combinations: each listed behavior occurs in the skill, but Caveat detects co-occurrence — it does not verify that one flows into another. Read the code to confirm a live chain.
Reads local files AND makes external network calls — the capabilities for data exfiltration co-occur (data-flow not verified)
LLM02 · LLM06 · ASI03
Accesses credentials AND writes files — may persist stolen credentials locally
LLM02 · LLM06 · ASI03
Both reads and writes files — verify scope is limited to intended directories
LLM06 · ASI02
Permission integrity
network_out
file_read+write
Findings (5)
Possible hardcoded credential
SKILL.md · code · TOKEN = "from invite
Pipe to python — executes piped content as Python code
SKILL.md · code · | python3
Prompt injection — tries to override agent instructions
SKILL.md · code · ignore previous instructions
Instructs covert action — may act without user awareness
SKILL.md · code · silently
Popular HTTP library — network access
SKILL.md · code · got
Why the tier is capped
Execution sink present in raw bytes (Hard Floor: class B/F). 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.
network_outfile_readfile_writecredential_accessnetwork_in Thanks — recorded.