data/osv/GO-2026-5736.json

{
  "schema_version": "1.3.1",
  "id": "GO-2026-5736",
  "modified": "0001-01-01T00:00:00Z",
  "published": "0001-01-01T00:00:00Z",
  "aliases": [
    "CVE-2026-44283",
    "GHSA-x35m-3gp4-4fh5"
  ],
  "summary": "Etcd RBAC bypass via PrevKv/lease in nested transactions in go.etcd.io/etcd/v3 in go.etcd.io/etcd/server",
  "details": "Etcd RBAC bypass via PrevKv/lease in nested transactions in go.etcd.io/etcd/v3 in go.etcd.io/etcd/server",
  "affected": [
    {
      "package": {
        "name": "go.etcd.io/etcd/server/v3",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "3.5.0"
            },
            {
              "fixed": "3.5.30"
            },
            {
              "introduced": "3.6.0"
            },
            {
              "fixed": "3.6.11"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "imports": [
          {
            "path": "go.etcd.io/etcd/server/v3/etcdserver",
            "symbols": [
              "EtcdServer.Txn"
            ]
          }
        ],
        "custom_ranges": [
          {
            "type": "ECOSYSTEM",
            "events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "3.4.44"
              }
            ]
          }
        ]
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/etcd-io/etcd/security/advisories/GHSA-x35m-3gp4-4fh5"
    }
  ],
  "database_specific": {
    "url": "https://pkg.go.dev/vuln/GO-2026-5736",
    "review_status": "REVIEWED"
  }
}