{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "1.44.0"
              },
              {
                "last_affected": "2.56.7"
              },
              {
                "fixed": "2.56.7"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION"
            ]
          },
          "events": [
            {
              "introduced": "c8287a0e5e62b6877015c83225869ac64bfb5d44"
            },
            {
              "fixed": "804ceac1b60cd5a8fe5163e74036ed96f366ee92"
            }
          ],
          "repo": "https://github.com/browserless/browserless",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-200"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/92xxx/CVE-2026-92811.json"
  },
  "details": "browserless versions 1.44.0 through 2.56.7 fail to enforce file protocol restrictions in Playwright websocket endpoints, allowing authenticated token holders to read arbitrary files. Attackers can navigate Playwright-driven browsers to file scheme URLs and access files accessible to the container process despite the ALLOW_FILE_PROTOCOL setting defaulting to false.",
  "id": "CVE-2026-92811",
  "modified": "2026-09-18T03:30:52.112622168Z",
  "published": "2026-09-16T20:32:57.539Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/92xxx/CVE-2026-92811.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-92811"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/browserless-1.44.0-through-2.56.7-file-protocol-restriction-bypass"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/browserless/browserless"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/browserless/browserless/blob/v2.50.1/src/browsers/browsers.cdp.ts#L105-L135"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/browserless/browserless/blob/v2.50.1/src/browsers/browsers.playwright.ts"
    },
    {
      "type": "EVIDENCE",
      "url": "https://github.com/geo-chen/oss/blob/main/browserless.md"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "browserless 1.44.0 through 2.56.7 File Protocol Restriction Bypass"
}