PyJWT 2.13.0 — Security Release

{
  "id": "68a7ae10907377c09b4d0e826920475d6b1e65fbc24033f2e028395a5fb709e6",
  "url": "https://github.com/jpadilla/pyjwt/releases/tag/2.13.0",
  "method": "llm",
  "payload": {
    "kind": "patch",
    "title": "PyJWT 2.13.0 — Security Release",
    "summary": "PyJWT 2.13.0 bundles five security fixes and additional hardening and spec-compliance changes. The fixes address JWK/HMAC algorithm confusion, algorithm allow-list bypass, detached-payload processing, unsafe URI schemes, and cache eviction after fetch errors.",
    "evidence": "PyJWT 2.13.0 — Security Release This release bundles five security fixes plus three additional hardening / spec-compliance changes.",
    "products": [
      {
        "name": {
          "value": "PyJWT",
          "evidence": "PyJWT 2.13.0 — Security Release"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "2.13.0",
            "evidence": "PyJWT 2.13.0 — Security Release"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "github-jpadilla-pyjwt",
  "document_id": 21500,
  "published_at": "2026-05-21T19:53:00+00:00"
}