Security advisory

{
  "id": "9a05bda2c666666df616b74d373bdd21e23af803e6e1b31d1fd9489c52948501",
  "url": "https://osv.dev/vulnerability/CVE-2026-18544",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-18544",
    "summary": "IBM Portieris 0.5.0 through 0.14.2 could allow a remote authenticated attacker to bypass image policy enforcement due to improper authorization of pod owner references.",
    "evidence": "osv:CVE-2026-18544",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-18544",
      "aliases": [
        "CVE-2026-18544"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/ibm/portieris",
              "type": "GIT",
              "events": [
                {
                  "introduced": "1a74a4e6b4964c044c640e298ee44df23d508755"
                },
                {
                  "fixed": "06c722c46aca274a054ef321a79b9297084dd6a4"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:ibm:portieris:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0.5.0"
                      },
                      {
                        "fixed": "0.14.3"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.14.2",
            "v0.14.1",
            "v0.14.0",
            "v0.13.38",
            "v0.13.34",
            "v0.13.36",
            "v0.13.35",
            "v0.13.33",
            "v0.13.32",
            "v0.13.31",
            "v0.13.30",
            "v0.13.29",
            "v0.13.28",
            "v0.13.27",
            "v0.13.26",
            "v0.13.25",
            "v0.13.23",
            "v0.13.22",
            "v0.13.21",
            "v0.13.20",
            "v0.13.19",
            "v0.13.18",
            "v0.13.17",
            "v0.13.16",
            "v0.13.15",
            "v0.13.14",
            "v0.13.13",
            "v0.13.12",
            "v0.13.11",
            "v0.13.10",
            "v0.13.9",
            "v0.13.8",
            "v0.13.7",
            "v0.13.6",
            "v0.13.5",
            "v0.13.4",
            "v0.13.3",
            "v0.13.2",
            "v0.13.1",
            "v0.13.0",
            "v0.12.2",
            "v0.12.1",
            "v0.12.0",
            "v0.11.0",
            "v0.10.2",
            "v0.10.1",
            "v0.10.0",
            "v0.9.5",
            "v0.9.4",
            "0.9.4",
            "0.9.2",
            "v0.9.1",
            "0.9.1",
            "0.9.0",
            "0.8.2",
            "0.8.1",
            "0.8.0",
            "0.7.0",
            "0.6.0",
            "0.5.3",
            "0.5.1",
            "0.5.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-18544.json"
          }
        }
      ],
      "modified": "2026-10-24T10:31:00.535521256Z",
      "provider": "osv",
      "references": [
        "https://www.ibm.com/support/pages/node/7284125"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2026-18544",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 439563,
  "published_at": "2026-08-19T21:16:54.4+00:00"
}