{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "2.0.0-beta.1"
                  },
                  {
                    "fixed": "2.0.0-beta.8"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              },
              {
                "range": [
                  {
                    "fixed": "257989e71fd8cc7ddab20f31dcde1aa760b1a08f"
                  }
                ],
                "source": "REFERENCES_COMMIT"
              },
              {
                "original_tag": "v2.0.0-beta.8",
                "range": [
                  {
                    "fixed": "d4963509d9bc521d34ca35c9ea40ae0dd927db72"
                  }
                ],
                "source": "REFERENCES_TAG"
              }
            ]
          },
          "events": [
            {
              "introduced": "382991648c9db5d5e17476b55e4f9fe1cac1ea08"
            },
            {
              "fixed": "d4963509d9bc521d34ca35c9ea40ae0dd927db72"
            },
            {
              "fixed": "257989e71fd8cc7ddab20f31dcde1aa760b1a08f"
            }
          ],
          "repo": "https://github.com/flarum/framework",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-862"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112291.json"
  },
  "details": "Flarum Extension Manager 2.0.0-beta.1 before 2.0.0-beta.8 lacks authentication and admin checks on the TaskResource index endpoint, allowing unauthenticated information disclosure. Remote attackers can send GET requests to /api/extension-manager-tasks to read task output revealing filesystem paths, installed extensions, versions, and PHP version.",
  "id": "CVE-2026-112291",
  "modified": "2026-10-21T02:30:53.837851819Z",
  "published": "2026-10-19T13:55:33.404Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112291.json"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/flarum/framework"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/flarum/framework/blob/v2.0.0-beta.6/extensions/package-manager/src/Api/Resource/TaskResource.php"
    },
    {
      "type": "FIX",
      "url": "https://github.com/flarum/framework/commit/257989e71fd8cc7ddab20f31dcde1aa760b1a08f"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/flarum/framework/issues/4386"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/flarum/framework/releases/tag/v2.0.0-beta.8"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-112291"
    },
    {
      "type": "WEB",
      "url": "https://packagist.org"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/flarum-extension-manager-2.0.0-beta.1-before-2.0.0-beta.8-missing-authorization-via-task-api"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Flarum Extension Manager 2.0.0-beta.1 before 2.0.0-beta.8 Missing Authorization via Task API"
}