{"uid":"cap_YBO0aGUnW8pmZU-s0RWOX","slug":"cve-lookup-34ff042d","name":"CVE Lookup","description":"Public data and utility APIs paid per call in USDC on Base (x402). No accounts, no API keys. 174 routes: crypto/equity data, onchain reads, DNS/email/security intel, geo/weather, x402 payment diagnostics, dev utilities and more.","url":"https://anibalb.duckdns.org/x402/cve-lookup?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"q":{"type":"string"},"cve":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"cve":"CVE-2021-44228","severity":"CRITICAL","cvss_v3_score":10}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_s__U1RCiUT_husvcXvHcB","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up CVE vulnerability details by CVE ID or search query, returning severity and CVSS score","exampleAgentPrompt":"Can you look up CVE-2021-44228 and tell me its severity and CVSS v3 score?","exampleUseCases":[{"title":"Patch prioritization for security team","prompt":"I need to know the severity and CVSS score for CVE-2023-44487 — is it critical enough that we should drop everything and patch it today?"},{"title":"Incident response triage","prompt":"We just got an alert about CVE-2022-0847 being exploited — can you pull up the details and tell me how bad it is?"},{"title":"Vulnerability report enrichment","prompt":"I have a list of CVEs from our scanner — start with CVE-2021-26084 and tell me its CVSS v3 score and severity rating."}],"resultDescription":"Returns a JSON object with the CVE identifier, severity label (e.g. CRITICAL, HIGH, MEDIUM, LOW), and CVSS v3 numeric score for the requested vulnerability.","failureModes":["CVE ID not found in database returns an error or empty result","Malformed CVE ID format may return a validation error","Network timeout if the upstream CVE data source is slow","Query string too vague may return no matches or irrelevant results"],"whenToPreferThis":"Use this endpoint when you need quick, pay-per-call CVE lookups without setting up an API key or account. Ideal for agents that need on-demand vulnerability intelligence, especially when integrating with x402 micropayment flows on Base. Prefer this over NVD direct API calls when you want a simple, pre-normalized JSON response with severity and CVSS score in a single request.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:41:55.865Z","isFirstParty":false,"canonicalSlug":"cve-lookup-34ff042d"}