llama_index v0.14.20 release notes

{
  "id": "01522329110bc482512b355cd0b0c75186aae7005ab7c1da36302fa441570470",
  "url": "https://github.com/run-llama/llama_index/releases/tag/v0.14.20",
  "method": "llm",
  "payload": {
    "kind": "patch",
    "title": "llama_index v0.14.20 release notes",
    "summary": "The release notes report a vulnerability fix involving nltk across multiple llama-index packages. Package-specific released versions are documented, but the notes do not identify affected versions or state that any specific product fixes a CVE.",
    "evidence": "fix vulnerability with nltk (#21275)",
    "products": [
      {
        "name": {
          "value": "llama-index-core",
          "evidence": "llama-index-core [0.14.20]"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0.14.20",
            "evidence": "llama-index-core [0.14.20]"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "llama-index-agent-agentmesh",
          "evidence": "llama-index-agent-agentmesh [0.2.0]"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0.2.0",
            "evidence": "llama-index-agent-agentmesh [0.2.0]"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "github-run-llama-llama-index",
  "document_id": 22542,
  "published_at": "2026-04-03T19:55:51+00:00"
}