{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "0.24.8"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "6d061f2ead072a072f65ad2ae098155dabd3fd5a"
            }
          ],
          "repo": "https://github.com/nanomq/nanomq",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-9qhf-wgp4-p7w5"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-476"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45151.json"
  },
  "details": "NanoMQ MQTT Broker (NanoMQ) is an all-around Edge Messaging Platform. In 0.24.8 and earlier, quic_stream_recv can dereference a null substream pointer when a substream is in reopen state. The code finishes the AIO with error but does not return before locking c-\u003emtx.",
  "id": "CVE-2026-45151",
  "modified": "2026-07-15T01:48:59.350079078Z",
  "published": "2026-05-29T19:30:37.712Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45151.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/nanomq/nanomq/security/advisories/GHSA-9qhf-wgp4-p7w5"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-45151"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P",
      "type": "CVSS_V4"
    }
  ],
  "summary": "NanoMQ: NULL Pointer Dereference"
}