Skills/ClawHub/fleece

fleece@1.6.1

CAUTION· install only

Publisher claims: "Credit card research and redemption CLI. Looks up rewards rates, annual fees, welcome bonuses, statement credits, transfer partners, point valuations, application rules, lounge access, and travel protections for Chase, Amex, Citi, Capital One, Bilt, and all major US issuers. Compare cards, analyze wallet gaps, estimate ROI, get recommendations, look up merchant category codes, and search award flights and hotels. Install with pip install fleece-cli." Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry ClawHubPublisher chenyuan99 · publishing for 168 daysInstalls 1,538Last detonated 5d ago
What would fix thisWatchDispute verdict

Coverage

Install scripts ran; no agent task scenario for this bundle.
Tested
install scripts, with decoy credentials in place · second launch with the clock 45 days ahead · every file read, file written and host contacted by what ran
Not tested
use of the skill by an agent

Is [email protected] safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (2 scenarios; install scripts ran; no agent task scenario for this bundle) on 2026-11-09 and scored it 79/100 (Caution). It is not known to be malicious, but it has behaviour or code a security policy should decide on before install. Notable findings: URL with embedded credentials; Access to sensitive file paths; Access to sensitive file paths. Summary: no network, touches nothing outside the project, writes no memory.

Behavior trace

Honeypot run · 0 s · 2 scenarios · 0 deviations
t+CategoryObserved action
0.0sprocessexec /usr/bin/dirname
0.0sprocessexited 1:
0.0sprocessscript backend runs setup only
0.0sprocessscript backend runs setup only
0.0sprocesssecond launch, clock +45 days, CI unset
0.1sprocessexec /usr/bin/dirname
0.1sprocessexited 1:

Static findings

HIGH
URL with embedded credentialsfleece.py:33 · URL with embedded credentials — may be phishing or credential leaking'<link href="https://fonts.googleapis.com/css2?family=Oswald:wght@400;600;700'Fix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST07
HIGH
Access to sensitive file pathsskills/fleece/SKILL.md:89 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system files# Set in environment or .env fileFix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST05
MEDIUM
npx invocation of non-well-known packageCLAUDE.md:126 · npx invocation of non-well-known package — may execute untrusted code`SKILL.md` at repo root and `skills/fleece/SKILL.md` enable `npx skills add chenyuan99/fleece`. Installs to 55+ agents in one command.Fix: Pin versions and sources; vendor anything fetched at install time.
AST06
HIGH
Access to sensitive file pathscli.py:104 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system filesNoDotenv = Annotated[bool, typer.Option("--no-dotenv", help="Skip loading .env file.")]Fix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST05
HIGH
Access to sensitive file pathsSKILL.md:89 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system files# Set in environment or .env fileFix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST05
MEDIUM
npx invocation of non-well-known packageCLAUDE.md:85 · npx invocation of non-well-known package — may execute untrusted code| `SKILL.md` | Root-level skill file for `npx skills add chenyuan99/fleece` (skills.sh registry) |Fix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
npx invocation of non-well-known packageCLAUDE.md:98 · npx invocation of non-well-known package — may execute untrusted codenpx skills add chenyuan99/fleeceFix: Pin versions and sources; vendor anything fetched at install time.
AST06
HIGH
Access to sensitive file pathsinstall.sh:102 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system filesecho "Set BRAVE_API_KEY in your environment or .env file to enable live research commands."Fix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST05
HIGH
URL with embedded credentialsstyle.css:6 · URL with embedded credentials — may be phishing or credential leaking@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;600;700&family=Source+Sans+3:wght@400;600&display=swap');Fix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST07
HIGH
Access to sensitive file pathscli.py:48 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system files"Set it in your environment, add it to .env, or pass --api-key. "Fix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST05

Cost to the agent

Instructions loaded
≈8,015 tok
5 files · 95 in bundle

Tokens estimated at four characters each. Skills load their instruction text when triggered; the figure is what that costs.

Known vulnerabilities

Vulnerability advisories (OSV) cover npm and PyPI packages; this registry has no advisory database.

What would make this Verified

1 point to 80 · weights: behavior 45%, static 25%, prompt 15%, publisher 15%
  1. Unclaimed publisher≈ +8 on the totalClaim chenyuan99: a verified publisher gets +50 on publisher trust. It is free and usually instant with GitHub sign-in.
  2. URL with embedded credentials≈ +4 on the totalStop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
  3. Access to sensitive file paths≈ +4 on the totalStop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
  4. npx invocation of non-well-known package≈ +2 on the totalPin versions and sources; vendor anything fetched at install time.
Publish a new version to ClawHub, then queue it here. Not your skill? Claim the handle to get verdict changes by email.Claim chenyuan99Propose a patch to the maintainer