Directory Traversal & Filesystem can be accessed by a non-admin user

{
  "id": "c5995ff088ad456180bca0441b47140b21be60afdcab1a434d972be04edb0cf8",
  "url": "https://osv.dev/vulnerability/CVE-2026-23877",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Directory Traversal & Filesystem can be accessed by a non-admin user",
    "summary": "Swing Music is a self-hosted music player for local audio files. Prior to version 2.1.4, Swing Music's `list_folders()` function in the `/folder/dir-browser` endpoint is vulnerable to directory traversal attacks. Any authenticated user (including non-admin) can browse arbitrary directories on the server filesystem. Version 2.1.4 fixes the issue.",
    "evidence": "osv:CVE-2026-23877",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-23877",
      "aliases": [
        "CVE-2026-23877",
        "GHSA-pj88-9xww-gxmh",
        "PYSEC-2026-1947"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/swingmx/swingmusic",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "f5fe25323f44f2e5a04714cf5df14e2cc2bc5851"
                },
                {
                  "fixed": "9a915ca62af1502b9550722df82f5d432cb73de3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:swingmx:swing_music:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "2.1.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "9a915ca62af1502b9550722df82f5d432cb73de3"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.1.3",
            "v2.1.2",
            "v2.1.1",
            "v2.1.0",
            "v2.0.9",
            "v2.0.8",
            "v2.0.7",
            "v2.0.6",
            "v2.0.5",
            "v2.0.3",
            "v2.0.2",
            "v2.0.1",
            "v2.0.0",
            "v2.0.0.beta13",
            "v2.0.0.beta12",
            "v2.0.0.beta11",
            "v2.0.0.beta10",
            "v1.4.8",
            "v1.4.7",
            "v1.4.6",
            "v1.4.4",
            "v1.4.3",
            "v1.4.2",
            "v1.4.1",
            "v1.4.0",
            "v1.3.1",
            "v1.3.0",
            "v1.2.0",
            "v1.1.0",
            "v1",
            "linux-beta"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-23877.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:20.829984041Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23877.json",
        "https://github.com/swingmx/swingmusic/security/advisories/GHSA-pj88-9xww-gxmh",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-23877",
        "https://github.com/swingmx/swingmusic/commit/9a915ca62af1502b9550722df82f5d432cb73de3"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-25",
          "CWE-284"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23877.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-23877",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 487086,
  "published_at": "2026-01-19T20:52:00.516+00:00"
}