Evidence row 71541

Observed 26 Oct 2026, 14:38 UTC, by baseline/1.

Kind: listing
About: source_record x402_bazaar:https://bess-x402.onrender.com/v1/dev/cve
Recorded: 26 Oct 2026, 14:38 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: 739476bdf3ef31f50fbef1ab6ca556b0000f77e3c5662209672e9aced86cdd70
Leaf: 0xe7c5fc79aa9c575e34fba621c48751c6fcfea1a218579fb5023ecb32b2e6ad5d

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://bess-x402.onrender.com/v1/dev/cve"
    ]
  ],
  "name": "CVE Details",
  "owner_address": "0x1129a6bb9c6165ff07fdc509c107b522ca0e1871",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      }
    ],
    "description": "Details of a CVE by id: description, CVSS score, severity and vector, CWE, whether it is in CISA's Known Exploited list, affected products (CPE) and references, from NVD with CVE.org fallback. Use for security triage and patch prioritisation.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "cve_id": "CVE-2021-44228"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "affected_cpes": [
                "cpe:2.3:a:apache:log4j:*:*:*:*:*:*:*:*",
                "cpe:2.3:a:apache:log4j:2.0:-:*:*:*:*:*:*"
              ],
              "cisa_kev_added": "2021-12-10",
              "cvss_score": 10,
              "cvss_version": "3.1",
              "cwe": [
                "CWE-20",
                "CWE-400"
              ],
              "description": "Apache Log4j2 2.0-beta9 through 2.15.0 (excluding security releases 2.12.2, 2.12.3, and 2.3.1) JNDI features used in configuration, log messages, and parameters do not protect against attacker controlled LDAP and other JNDI related endpoints. An attacker who can control log messages or log message p...",
              "id": "CVE-2021-44228",
              "known_exploited": true,
              "modified": "2026-08-11T19:33:44.513",
              "published": "2021-12-10T10:15:09.143",
              "references": [
                "http://packetstormsecurity.com/files/165225/Apache-Log4j2-2.14.1-Remote-Code-Execution.html",
                "http://packetstormsecurity.com/files/165260/VMware-Security-Advisory-2021-0028.html"
              ],
              "severity": "CRITICAL",
              "source": "NVD",
              "status": "Analyzed",
              "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "cve_id": {
                      "description": "CVE id, e.g. CVE-2021-44228",
                      "type": "string"
                    }
                  },
                  "required": [
                    "cve_id"
                  ],
                  "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"
        }
      }
    },
    "lastUpdated": "2026-10-23T11:46:29.633Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-23T11:46:29.409Z"
    },
    "resource": "https://bess-x402.onrender.com/v1/dev/cve",
    "serviceName": "CVE Details",
    "tags": [
      "security",
      "cve",
      "nvd",
      "vulnerability",
      "cvss"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Details of a CVE by id: description, CVSS score, severity and vector, CWE, whether it is in CISA's Known Exploited list, affected products (CPE) and references, from NVD with CVE.org fallback. Use for security triage and patch prioritisation."
}

What the leaf hashes

{"body":"739476bdf3ef31f50fbef1ab6ca556b0000f77e3c5662209672e9aced86cdd70","id":71541,"kind":"listing","method":"baseline/1","observed_us":1793025482911618,"prev":null,"subject":"x402_bazaar:https://bess-x402.onrender.com/v1/dev/cve","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).
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Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON