# Real-Time Open-Source Package CVE & GHSA Vulnerability Scanner (OSV.dev)

> Real-Time Open-Source Package CVE & GHSA Vulnerability Scanner (OSV.dev) is a paid API for AI agents from onchain-risk.agentdiet.dev, paid per call via MPP, $0.01/call, status unknown (last checked 2026-10-21).

Queries Google OSV.dev for active CVEs, GHSA advisories, and patched versions for any PyPI, npm, Go, or Rust crate package.

## Facts

- Endpoint: GET https://onchain-risk.agentdiet.dev/v1/epss-scanner?utm_source=zero.xyz
- Price: $0.01/call
- Payment: MPP
- Status: unknown
- Last checked: 2026-10-21
- Activations on Zero: 0
- Provider: onchain-risk.agentdiet.dev
- Website: https://onchain-risk.agentdiet.dev
- Canonical page: https://www.zero.xyz/c/onchain-risk-agentdiet-dev-real-time-open-source-package-cve-ghsa-4412b56c
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_UW7B2pV1U51JcUFI15Pl1

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability onchain-risk-agentdiet-dev-real-time-open-source-package-cve-ghsa-4412b56c
```

Example prompt: Can you check if the PyPI package 'requests' has any active CVEs or GHSA security advisories right now, and let me know what patched versions are available?

## When to prefer this

Choose this endpoint when you need real-time, live vulnerability data from Google OSV.dev for PyPI, npm, Go, or Rust crate packages — especially when you want CVE and GHSA advisory details with patched version recommendations in a single API call. Prefer this over static databases or GitHub's Dependabot alerts when you need an ecosystem-agnostic, live feed without requiring repository access.

## Known failure modes

- Package not found in OSV.dev — returns empty or no-vulnerability result for unknown packages
- Invalid ecosystem prefix causes a bad request error
- OSV.dev upstream unavailability may cause timeout or error response
- Malformed package identifier (missing colon separator) may return an error or unexpected results
- Package with no known vulnerabilities returns an empty advisories list, which may be misread as an error

## How this service works

Queries live Google OSV.dev vulnerability intelligence for any PyPI, npm, Go, or Rust crate and returns active CVEs, GHSA advisories, and patched versions. (Live x402 v2, IETF MPP & MCP endpoint at https://onchain-risk.agentdiet.dev/v1/epss-scanner)

## Output

Returns a structured report of active CVEs, GHSA advisories, severity scores, affected version ranges, and recommended patched versions sourced live from Google OSV.dev for the specified package.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "package"
 ],
 "properties": {
  "package": {
   "type": "string",
   "minLength": 1,
   "description": "Package identifier in 'Ecosystem:name' or 'name' format (e.g. 'PyPI:requests', 'npm:lodash', 'Go:golang.org/x/net', 'crates.io:hyper')"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "object"
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/onchain-risk-agentdiet-dev-real-time-open-source-package-cve-ghsa-4412b56c/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from onchain-risk.agentdiet.dev](https://www.zero.xyz/host/onchain-risk.agentdiet.dev/llms.txt)