OPA v1.19.1 updates Go to fix standard-library vulnerabilities

{
  "id": "dbb3452e037009771d1f55a049b55f6106afcad46907338a8ebd774d94801793",
  "url": "https://github.com/open-policy-agent/opa/releases/tag/v1.19.1",
  "method": "llm",
  "payload": {
    "kind": "patch",
    "title": "OPA v1.19.1 updates Go to fix standard-library vulnerabilities",
    "summary": "OPA v1.19.1 was built with Go 1.26.6, fixing standard-library vulnerabilities used by OPA's HTTP handler and crypto builtins. This release is not relevant to users who build their own OPA binaries and images.",
    "evidence": "This release uses the latest version of Go (1.26.6) to build OPA, fixing stdlib vulnerabilities in code that OPA's HTTP handler and crypto builtins use:",
    "products": [
      {
        "name": {
          "value": "OPA",
          "evidence": "to build OPA"
        },
        "prerequisites": [
          {
            "value": "users building their own OPA binaries and images",
            "evidence": "Note that users building their own OPA binaries and images already control the Golang version, so this is not relevant for them."
          }
        ],
        "fixed_versions": [
          {
            "value": "v1.19.1",
            "evidence": "Release notes from opa\nv1.19.1"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "github-open-policy-agent-opa",
  "document_id": 21991,
  "published_at": "2026-08-17T16:38:32+00:00"
}