Security advisory

{
  "id": "ff4fa3c7a9d934f0bb5167303e9c7d4f24cffb877c20cf94747fe30f2109461a",
  "url": "https://osv.dev/vulnerability/CVE-2021-30145",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-30145",
    "summary": "A format string vulnerability in mpv through 0.33.0 allows user-assisted remote attackers to achieve code execution via a crafted m3u playlist file.",
    "evidence": "osv:CVE-2021-30145",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2021-30145",
      "aliases": [
        "CVE-2021-30145"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/mpv-player/mpv",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "0728b514980cccd13543eea53a8e23332e233a6c"
                },
                {
                  "fixed": "d0c530919d8cd4d7a774e38ab064e0fabdae34e6"
                },
                {
                  "fixed": "b5d3e43198b9d57af5620b63537885aaa41fa8cd"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:mpv:mpv:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "0.33.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "d0c530919d8cd4d7a774e38ab064e0fabdae34e6"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  },
                  {
                    "range": [
                      {
                        "fixed": "b5d3e43198b9d57af5620b63537885aaa41fa8cd"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "v0.33.1"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.33.0",
            "v0.32.0",
            "v0.31.0",
            "v0.29.0",
            "v0.28.0",
            "v0.27.0",
            "v0.26.0",
            "v0.25.0",
            "v0.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-30145.json",
            "vanir_signatures": [
              {
                "id": "CVE-2021-30145-7c714005",
                "digest": {
                  "length": 2529,
                  "function_hash": "268634330912393980160582075139174200355"
                },
                "source": "https://github.com/mpv-player/mpv/commit/d0c530919d8cd4d7a774e38ab064e0fabdae34e6",
                "target": {
                  "file": "demux/demux_mf.c",
                  "function": "open_mf_pattern"
                },
                "deprecated": false,
                "signature_type": "Function",
                "signature_version": "v1"
              },
              {
                "id": "CVE-2021-30145-e23b7691",
                "digest": {
                  "threshold": 0.9,
                  "line_hashes": [
                    "318278708610111311971907503341767063621",
                    "20400393116502452763656028356723097255",
                    "2518238306090257716179303030090564964",
                    "122700104744205355818586971563960571964",
                    "190191767106811564608045251026599596882",
                    "28396784055268661443982855327607510881",
                    "129441837851678876694802442058186216748",
                    "99586014603262892290593702810603438397",
                    "103567284091188742513705697402229084886",
                    "133517497564468559407418282955546792386"
                  ]
                },
                "source": "https://github.com/mpv-player/mpv/commit/d0c530919d8cd4d7a774e38ab064e0fabdae34e6",
                "target": {
                  "file": "demux/demux_mf.c"
                },
                "deprecated": false,
                "signature_type": "Line",
                "signature_version": "v1"
              }
            ],
            "vanir_signatures_modified": "2026-10-20T14:22:33Z"
          }
        }
      ],
      "modified": "2026-10-20T14:22:33.325063038Z",
      "provider": "osv",
      "references": [
        "https://github.com/mpv-player/mpv/releases/tag/v0.33.1",
        "https://mpv.io",
        "https://security.gentoo.org/glsa/202107-46",
        "https://github.com/mpv-player/mpv/commit/d0c530919d8cd4d7a774e38ab064e0fabdae34e6",
        "https://devel0pment.de/?p=2217"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-30145",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 388839,
  "published_at": "2021-05-18T14:15:07.377+00:00"
}