{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:cesanta:mongoose:7.0:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "7.0"
              },
              {
                "last_affected": "7.0"
              }
            ],
            "source": "CPE_STRING"
          },
          "events": [
            {
              "introduced": "54250f5fbfa1972b96ef593b457abd6184ea65a0"
            },
            {
              "last_affected": "54250f5fbfa1972b96ef593b457abd6184ea65a0"
            }
          ],
          "repo": "https://github.com/cesanta/mongoose",
          "type": "GIT"
        }
      ],
      "versions": [
        "7.0"
      ]
    }
  ],
  "database_specific": {},
  "details": "The mg_tls_init function in Cesanta Mongoose HTTPS server 7.0 (compiled with OpenSSL support) is vulnerable to remote OOB write attack via connection request after exhausting memory pool.",
  "id": "CVE-2021-26530",
  "modified": "2026-08-07T11:31:31.595855419Z",
  "published": "2021-02-08T21:15:13.803Z",
  "references": [
    {
      "type": "EVIDENCE",
      "url": "https://github.com/cesanta/mongoose/issues/1204"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}