{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "2.50.0"
              },
              {
                "fixed": "2.63.21"
              }
            ],
            "source": [
              "DESCRIPTION",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "4302ece49b9dcccec93050045de6b219e8bacc58"
            },
            {
              "fixed": "f6fb8f6bf52d714b2215534033a3c96316069efc"
            },
            {
              "fixed": "72faf6dd3c85628e332d3e567124b86708ce2695"
            }
          ],
          "repo": "https://github.com/filebrowser/filebrowser",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-v3jv-rmh2-635j"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-613"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73611.json"
  },
  "details": "File Browser versions from 2.50.0 through 2.63.21 fail to validate JWT expiration when proxy authentication is configured with a non-default logout page. Attackers with a previously valid token can access protected routes and administrative endpoints indefinitely, and exchange expired tokens for fresh ones via the renewal endpoint.",
  "id": "CVE-2026-73611",
  "modified": "2026-08-16T03:31:24.058896282Z",
  "published": "2026-08-13T11:28:15.147Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73611.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/filebrowser/filebrowser/security/advisories/GHSA-v3jv-rmh2-635j"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-73611"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/file-browser-through-jwt-expiration-bypass"
    },
    {
      "type": "FIX",
      "url": "https://github.com/filebrowser/filebrowser/commit/72faf6dd3c85628e332d3e567124b86708ce2695"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "File Browser 2.50.0 through 2.63.21 JWT Expiration Bypass"
}