Caveat verdict

rurussian-mcp

88
🟢 Trusted
No high-risk patterns surfaced by the deep scan — automated capability review, not behavioral proof.

Russian language tutor MCP server that provides vocabulary analysis, grammar explanations, and translation via a user-installed rurussian-mcp binary; RURUSSIAN_API_KEY is for the educational service, all behavior matches the stated tutoring purpose.

⚠ Flagged for review — coarse, uncorroborated signal, not a confirmed exploit. Review the config yourself before installing.

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.

48
security
60
transparency
90
maintenance

Permission integrity

Code accesses API keys/tokens but declares no environment variables

credential_access

Installs packages at runtime — transitive dependencies are not auditable

package_install

Findings (2)

Pattern match critical

Unicode homoglyph detected — uses lookalike characters to evade pattern matching

rurussian_mcp/services/language_service.py · prose

Pattern match low

Python os.getenv — reads environment variable

rurussian_mcp/config.py · prose · downgraded · os.getenv(

Permissions & capabilities

Requires 1 system binary.

package_installnetwork_incredential_access

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