Tornado 6.5.9 security fixes

{
  "id": "03cddab6cb387c2736be39df17e6853bf53620bff440df4a4c52dd941516a97b",
  "url": "https://github.com/tornadoweb/tornado/releases/tag/v6.5.9",
  "method": "llm",
  "payload": {
    "kind": "patch",
    "title": "Tornado 6.5.9 security fixes",
    "summary": "Tornado 6.5.9 includes security fixes for symlink handling in StaticFileHandler, HTTP response body limits and decompression, excessive 100 Continue responses, and URL argument limits.",
    "evidence": "v6.5.9: What's new in Tornado 6.5.9\n\nSep 14, 2026 Security fixes",
    "products": [
      {
        "name": {
          "value": "Tornado",
          "evidence": "What's new in Tornado 6.5.9"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "v6.5.9",
            "evidence": "v6.5.9: What's new in Tornado 6.5.9"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "github-tornadoweb-tornado",
  "document_id": 22766,
  "published_at": "2026-09-14T17:35:37+00:00"
}