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SkillSpector · testing-for-system-prompt-leakage

independent scanner by NVIDIA · skill by mukul975 · how it works ↗

CAUTIONmax severity: MEDIUMrisk score: 28

npx commands without a version suffix (e.g. @1.0.0) create a rug-pull risk if the upstream server is compromised and publishes a malicious update.; Skill contains instructions that could directly expose system prompts, internal rules, or hidden instructions to users or external parties.

scanned 2026-07-07

Findings (2)

MEDIUMMCP Rug Pullconfidence: 0.7

npx commands without a version suffix (e.g. @1.0.0) create a rug-pull risk if the upstream server is compromised and publishes a malicious update.

SKILL.md

HIGHSystem Prompt Leakageconfidence: 0.85

Skill contains instructions that could directly expose system prompts, internal rules, or hidden instructions to users or external parties.

SKILL.md

What the verdicts mean

SkillSpector reports on SkillMD's shared five-tier scale. See how SkillSpector works ↗.

PASS

Overall severity LOW (risk score in the safe range)

CAUTIONthis skill

Overall severity MEDIUM

WARNING

Overall severity HIGH

FAIL

Overall severity CRITICAL

INCONCLUSIVE

Scan could not complete