Mediagraph MCP (mediagraph-io/mediagraph-mcp) is an MCP server listed on the M8ven Trust Index. It scores 74 out of 100, grade C. It declares 276 tools. No publisher has claimed this listing.
Exposes the Mediagraph digital asset management API as an MCP server, enabling AI agents to search, organize, tag, and manage media assets through natural language.
Caution. Specific findings reduced this grade. They are listed on the page. Grades reflect the full trust pyramid: code, verification depth, and reputation. New projects cap at C until adoption is earned.
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mediagraph-io
Source: Glama
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Install from
The grade above is for the source repository. Registries can serve a different version, so we mark the ones we were not able to read.
Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.
When Vitest UI server is listening, arbitrary file can be read and executed
Vitest allows Remote Code Execution when accessing a malicious website while Vitest API server is listening
ws: Memory exhaustion DoS from tiny fragments and data chunks
launch-editor vulnerable to command injection via the crafted request on Windows
vite: `server.fs.deny` bypass on Windows alternate paths
MEDIAGRAPH_API_URLMEDIAGRAPH_CLIENT_ID(bundled) OAuth client id (custom apps)MEDIAGRAPH_CLIENT_SECRETOAuth client secret (confidential clients)MEDIAGRAPH_CONFIG_DIRMEDIAGRAPH_NO_UPDATE_CHECKMEDIAGRAPH_OAUTH_URLMEDIAGRAPH_ORGANIZATION_IDexport ="<numeric org id>"MEDIAGRAPH_PATexport ="<token>"MEDIAGRAPH_REDIRECT_PORT52584 Local OAuth callback portMEDIAGRAPH_SYNC_ROOT~/.mediagraph/sync Override sync state directoryMEDIAGRAPH_UPLOAD_REGIONTool annotations
No tools have read-only/destructive annotations
Add readOnlyHint or destructiveHint annotations to every tool so hosts can warn users before invoking.
All four hints declared on every tool
276/276 tools missing one or more hints — search_assets_visual (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); list_user_groups (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); get_user_group (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint), +273 more. OpenAI's directory rejects tools where any of the four hints are missing or non-boolean.
For every tool, set all four hints (readOnlyHint, destructiveHint, idempotentHint, openWorldHint) to explicit true/false values that match the handler’s actual behaviour.
Tool test coverage
Only 28/276 tools referenced in tests (10%)
Write tests that reference each tool by name so every tool has at least one test.
Production dependencies are patched
0 critical, 1 high severity in production deps — ws@8.20.0 (high), ws@8.20.0 (low)
Run npm audit fix, or upgrade the affected packages to a non-vulnerable version.
Dev dependencies
4 critical/high in dev-only deps (does not ship to users)
Upgrade dev dependencies when convenient.
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