Security advisory

{
  "id": "5b3b7777677747023c7f72ea8fbf1701a40ae1f5835b64784ea5e2e2d9711d27",
  "url": "https://osv.dev/vulnerability/CVE-2023-26923",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2023-26923",
    "summary": "Musescore 3.0 to 4.0.1 has a stack buffer overflow vulnerability that occurs when reading misconfigured midi files. If attacker can additional information, attacker can execute arbitrary code.",
    "evidence": "osv:CVE-2023-26923",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2023-26923",
      "aliases": [
        "CVE-2023-26923"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/musescore/musescore",
              "type": "GIT",
              "events": [
                {
                  "introduced": "c1a5e4c882b9687fead02a017513f17b6c1521a3"
                },
                {
                  "last_affected": "9b70a8cb28c5bbeba4f1ef5610f504c2080b9ee4"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:musescore:musescore:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.0"
                      },
                      {
                        "last_affected": "4.0.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-26923.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:43.998409120Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/26xxx/CVE-2023-26923.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-26923",
        "https://github.com/musescore/MuseScore/issues/16346"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/26xxx/CVE-2023-26923.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-26923",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 511694,
  "published_at": "2023-03-28T00:00:00+00:00"
}