The OpenSSL Library no longer includes SSLv3

{
  "id": "70df0299c8a597c03905a69fe361ef2dd59f3a15c5f056a2e361efc1e3b5d4df",
  "url": "https://openssl-library.org/post/2026-04-07-ssl3/",
  "method": "llm",
  "payload": {
    "kind": "patch",
    "title": "The OpenSSL Library no longer includes SSLv3",
    "summary": "OpenSSL 4.0 removes SSLv3 support and support for the SSLv2 Client Hello. Applications using these features should be updated to a supported TLS version.",
    "evidence": "As of OpenSSL 4.0, SSLv3 support has been removed altogether. In addition, OpenSSL no longer supports the SSLv2 Client Hello.",
    "products": [
      {
        "name": {
          "value": "OpenSSL Library",
          "evidence": "PR #29338 removes SSLv3 code from the OpenSSL Library"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "OpenSSL 4.0",
            "evidence": "As of OpenSSL 4.0, SSLv3 support has been removed altogether."
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [
      {
        "value": "CVE-2016-0800",
        "evidence": "SSLv2 and the weak ciphers from SSLv3 were disabled by default in 2016 in response to CVE-2016-0800."
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "official-openssl-news",
  "document_id": 24082,
  "published_at": "2026-04-07T00:00:00+00:00"
}