Security advisory

{
  "id": "6c119006e7b0a9457a96138f78420b62acfe6965ef968568c7372ba4aa195992",
  "url": "https://osv.dev/vulnerability/CVE-2023-33265",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2023-33265",
    "summary": "In Hazelcast through 5.0.4, 5.1 through 5.1.6, and 5.2 through 5.2.3, executor services don't check client permissions properly, allowing authenticated users to execute tasks on members without the required permissions granted.",
    "evidence": "osv:CVE-2023-33265",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2023-33265",
      "aliases": [
        "CVE-2023-33265",
        "GHSA-c5vj-wp4v-mmvx"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/hazelcast/hazelcast",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "74bb9d9cbd2d6f996d5692bc805fd969b6907d72"
                },
                {
                  "fixed": "4508077c2071f97718a765bd7483056f60b398fd"
                },
                {
                  "introduced": "1ab727191c858afcfc46cc1641fdf63c5ad761c5"
                },
                {
                  "fixed": "d8c0953be2885283ff73d5a3b66f69a66d58ea03"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:hazelcast:hazelcast:*:*:*:*:-:*:*:*",
                    "range": [
                      {
                        "introduced": "5.0.0"
                      },
                      {
                        "fixed": "5.0.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:hazelcast:hazelcast:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "5.0.0"
                      },
                      {
                        "fixed": "5.0.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:hazelcast:hazelcast:*:*:*:*:-:*:*:*",
                    "range": [
                      {
                        "introduced": "5.1.0"
                      },
                      {
                        "fixed": "5.1.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:hazelcast:hazelcast:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "5.1.0"
                      },
                      {
                        "fixed": "5.1.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:hazelcast:hazelcast:*:*:*:*:-:*:*:*",
                    "range": [
                      {
                        "introduced": "5.2.0"
                      },
                      {
                        "fixed": "5.2.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:hazelcast:hazelcast:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "5.2.0"
                      },
                      {
                        "fixed": "5.2.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v3.5.1-stale",
            "v3.3-EA2",
            "v3.3-EA",
            "v3.2",
            "v3.1",
            "v3.0",
            "v3.0-RC1",
            "v2.1",
            "v2.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-33265.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:52.435614122Z",
      "provider": "osv",
      "references": [
        "https://support.hazelcast.com/s/article/Security-Advisory-for-CVE-2023-33265",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/33xxx/CVE-2023-33265.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-33265",
        "https://github.com/hazelcast/hazelcast"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/33xxx/CVE-2023-33265.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-33265",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 521379,
  "published_at": "2023-07-18T00:00:00+00:00"
}