c2pa-mcp

Item: c2pa-mcp
Rating: 54
Author: M8ven

Verifies C2PA Content Credentials for local files or URLs and returns an LLM-ready verdict on trust, AI generation, and provenance.

→ harelrech/c2pa-mcp · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 3 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

// known CVEs in dependencies3 high

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

high@modelcontextprotocol/sdk@1.12.0GHSA-345p-7cg4-v4c7

@modelcontextprotocol/sdk has cross-client data leak via shared server/transport instance reuse

high@modelcontextprotocol/sdk@1.12.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.12.0GHSA-w48q-cv73-mx4w

Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default

Depend on this server? Get alerted when its CVEs change.Watch this server free →

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configC2PA_ALLOWED_ROOTS— (unset) Comma/semicolon-separated absolute paths. When set, verify_c2pa_file and scan_c2pa_directory refuse any path outside these roots.

configC2PA_FETCH_TIMEOUT_MS

configC2PA_MAX_FETCH_BYTES— 104857600 Max download size for verify_c2pa_url (100 MB).

configC2PA_MAX_FILE_BYTES— 524288000 Max size of a local file the file/scan tools will verify (500 MB).

configC2PA_MAX_TRUST_BYTES

configC2PA_TRUST_FETCH_TIMEOUT_MS

configC2PA_TRUST_LIST_URL— conformance + ITL Comma-separated PEM URLs. Replaces the defaults (conformance list + Interim Trust List).

configC2PA_TRUST_TTL_SECONDS— 86400 Cache lifetime for the fetched trust list.

configXDG_CACHE_HOME

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 8 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/harelrech-c2pa-mcp-oy524d)](https://m8ven.ai/mcp/harelrech-c2pa-mcp-oy524d)

commit: 188d15ca3c3b65cf7ba7adf66d5cee91714774ee

code hash: 28d819935404b8cc7f9a88a89d2345724856debaa37779881051756535fab282

verified: 6/13/2026, 9:43:22 AM

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