Apache Camel 4.21

{
  "id": "b3ff0a4eaf66a6806cd7ef0ae4a2c83ce7da537c7b6efa20b15cb60a84fe8722",
  "url": "https://camel.apache.org/blog/2026/07/camel421-whatsnew/",
  "method": "llm",
  "payload": {
    "kind": "patch",
    "title": "Apache Camel 4.21",
    "summary": "Apache Camel 4.21 includes security hardening for header filtering, deserialization, and mail settings.",
    "evidence": "This release includes a comprehensive security hardening effort:",
    "products": [
      {
        "name": {
          "value": "Apache Camel",
          "evidence": "Apache Camel 4.21 has just been released."
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.21",
            "evidence": "Apache Camel 4.21 has just been released."
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "official-apache-camel-blog",
  "document_id": 23055,
  "published_at": "2026-07-02T00:00:00+00:00"
}