v6.5.7: What's new in Tornado 6.5.7

{
  "id": "0b1f6853504e21881bda81ec0e0b03c9cccef4ba328164d6d496914d066a74c6",
  "url": "https://github.com/tornadoweb/tornado/releases/tag/v6.5.7",
  "method": "llm",
  "payload": {
    "kind": "patch",
    "title": "v6.5.7: What's new in Tornado 6.5.7",
    "summary": "Tornado 6.5.7 resets the curl object before reuse to prevent options from a previous request, including proxy credentials and client SSL settings, from being reused.",
    "evidence": "Security fixes - ``CurlAsyncHTTPClient`` now fully resets the curl object before reusing it. This prevents incorrectly reusing options from a previous request, specifically including client SSL and credentials used for accessing proxies.",
    "products": [
      {
        "name": {
          "value": "Tornado",
          "evidence": "What's new in Tornado 6.5.7"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.5.7",
            "evidence": "What's new in Tornado 6.5.7"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "github-tornadoweb-tornado",
  "document_id": 22767,
  "published_at": "2026-06-08T16:59:06+00:00"
}