CVE Vulnerability Lookup
CVE vulnerability lookup. Returns security vulnerability records by CVE id or keyword from the NIST National Vulnerability Database and GitHub Security Advisories, each with CVSS score, severity, CWE weakness class, affected products, and references, filterable by severity and source. For vulnerability triage and dependency risk checks. Keyless.
Offering
- Provider
- api.kadec0.xyz
- Method
- GET
- Offering type
- Api Endpoint
- Transport type
- http
- Category
- Security
- Delivery
- Not provided
- Pricing model
- Not provided
- x402 version
- 2
Endpoint context
- URL
https://api.kadec0.xyz/v1/cve- MIME type
- application/json
- First seen
- 2026-10-16T01:50:06.715Z
- Last seen
- Tags
- cve, vulnerability, vulnerabilities, Security, nist
Payment pricing
x402 payment terms are the authoritative price for calling this endpoint.
- Payment option 1
- 0.01 USDC
Atomic price: 10000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Raw x402 terms
[
{
"scheme": "exact",
"network": "eip155:8453",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "10000",
"payTo": "0x4df66B6c140778fe0717880A7c6dDE5Ea53AcDeA"
}
]Observed health
- Status
- Healthy
- Latest latency
- 149 ms
- Average latency
- 192 ms
- HTTP status
- 402
- Last checked
- Reachability
- 100% over 6 checks
Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.
Input schema
{
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "http"
},
"method": {
"type": "string",
"enum": [
"GET",
"HEAD",
"DELETE"
]
},
"queryParams": {
"type": "object",
"properties": {
"cve_id": {
"type": "string",
"description": "exact CVE id, e.g. CVE-2021-44228"
},
"keyword": {
"type": "string",
"description": "free-text search"
},
"severity": {
"type": "string",
"enum": [
"low",
"medium",
"high",
"critical"
]
},
"source": {
"type": "string",
"enum": [
"nvd",
"github",
"all"
],
"default": "all"
},
"maxItems": {
"type": "string",
"default": "20"
}
},
"required": [],
"anyOf": [
{
"required": [
"cve_id"
]
},
{
"required": [
"keyword"
]
}
]
}
},
"required": [
"type",
"method"
],
"additionalProperties": false
}Output schema
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"queryParams": {
"anyOf": [
{
"required": [
"cve_id"
]
},
{
"required": [
"keyword"
]
}
],
"properties": {
"cve_id": {
"description": "exact CVE id, e.g. CVE-2021-44228",
"type": "string"
},
"keyword": {
"description": "free-text search",
"type": "string"
},
"maxItems": {
"default": "20",
"type": "string"
},
"severity": {
"enum": [
"low",
"medium",
"high",
"critical"
],
"type": "string"
},
"source": {
"default": "all",
"enum": [
"nvd",
"github",
"all"
],
"type": "string"
}
},
"required": [],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}