Caveat verdict
xhs-mcp-installer
Reads files, encodes data, AND makes external network calls
One-click installer for the xiaohongshu-mcp service that downloads a binary from official GitHub releases and sets up a local service; no shell-pipe execution, follows standard binary install pattern.
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 files, encodes data, AND makes external network calls — the obfuscated-exfiltration pattern (data-flow not verified)
LLM02 · ASI03
Reads local files AND makes external network calls — the capabilities for data exfiltration co-occur (data-flow not verified)
LLM02 · LLM06 · ASI03
Both reads and writes files — verify scope is limited to intended directories
LLM06 · ASI02
Permission integrity
file_read+write
Findings (2)
References sudo — requests elevated privileges
SKILL.md · code · sudo
subprocess execution — runs system commands from Python
scripts/install.sh · prose · downgraded · subprocess.run(
Why the tier is capped
Execution sink present in raw bytes (Hard Floor: class B/D/F). Final tier capped at Caution — cannot be lifted by any downgrade, example-payload opt-in, or allowlist.
Permissions & capabilities
Requires 1 system binary. (1 elevated: curl).
network_innetwork_outfile_writefile_readdata_encoding Thanks — recorded.