{
  "canonical_id": "rails--CVE-2011-0447",
  "system_id": "rails",
  "display_name": "Ruby on Rails",
  "category": "frameworks",
  "advisory_mode": "core",
  "title": "CVE-2011-0447",
  "summary": "Ruby on Rails 2.1.x, 2.2.x, and 2.3.x before 2.3.11, and 3.x before 3.0.4, does not properly validate HTTP requests that contain an X-Requested-With header, which makes it easier for remote attackers to conduct cross-site request forgery (CSRF) attacks via forged (1) AJAX or (2) API requests that leverage \"combinations of browser plugins and HTTP redirects,\" a related issue to CVE-2011-0696.",
  "published_at": "2011-02-14T21:00:03.087",
  "updated_at": "2025-04-11T00:51:21.963",
  "severity": "medium",
  "cvss_score": 6.8,
  "exploit_status": "unknown",
  "source_confidence": "ecosystem-authority",
  "official_source_url": "http://groups.google.com/group/rubyonrails-security/msg/c22ea1668c0d181c?dmode=source&output=gplain",
  "secondary_source_urls": [
    "http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057650.html",
    "http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055074.html",
    "http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055088.html",
    "http://secunia.com/advisories/43274",
    "http://secunia.com/advisories/43666",
    "http://weblog.rubyonrails.org/2011/2/8/csrf-protection-bypass-in-ruby-on-rails",
    "http://www.debian.org/security/2011/dsa-2247",
    "http://www.securityfocus.com/bid/46291",
    "http://www.securitytracker.com/id?1025060",
    "http://www.vupen.com/english/advisories/2011/0587",
    "http://www.vupen.com/english/advisories/2011/0877"
  ],
  "aliases": [
    "CVE-2011-0447"
  ],
  "cve_ids": [
    "CVE-2011-0447"
  ],
  "ghsa_ids": [],
  "osv_ids": [],
  "affected_versions": [],
  "fixed_versions": [],
  "package_name": null,
  "render_markdown": false,
  "case_path": null,
  "secure_code_topics": [
    "xss-output-encoding",
    "file-upload-validation",
    "authz-server-side-recheck",
    "plugin-extension-trust-policy"
  ],
  "status": "triage",
  "triage_reasons": [
    "missing affected/fixed version details"
  ],
  "verification_status": "triage-manual",
  "verification_mode": "synthetic",
  "last_verified_at": null,
  "last_run_id": null,
  "evidence_bundle": null,
  "historical_status": null,
  "latest_status": null,
  "browser_evidence": {
    "required": false,
    "present": false,
    "refs": []
  },
  "repro_profile_id": "xss-generic",
  "artifact_mode": "synthetic",
  "blocked_reason": null,
  "metadata": {
    "source_names": [
      "NVD Ruby on Rails"
    ],
    "source_kinds": [
      "nvd-search"
    ],
    "candidate_count": 1
  }
}