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ATR-2026-00124highSkill Compromiseexperimental

Skill Squatting / Typosquatting

Detects skills impersonating known publishers or using typosquatted names. VirusTotal documented threat actor "hightower6eu" publishing 314 skills with legitimate-sounding names delivering AMOS infostealers. OWASP AST04 covers insecure metadata including fake brand impersonation. This rule only flags skills from UNKNOWN publishers that claim to be official. Skills from verified publishers (anthropics, vercel-labs, microsoft, github, google) are excluded.

Severity
high
Category
Skill Compromise
Scan Target
skill
Author
ATR Community

Response Actions

alertalert

References

OWASP Agentic
ASI04:2026 - Supply Chain Compromise
OWASP LLM
LLM03:2025 - Supply Chain Vulnerabilities