{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "5.1.0"
              },
              {
                "last_affected": "5.1.0"
              },
              {
                "introduced": "5.1.1"
              },
              {
                "last_affected": "5.1.1"
              },
              {
                "introduced": "5.1.2"
              },
              {
                "last_affected": "5.1.2"
              },
              {
                "introduced": "5.1.3"
              },
              {
                "last_affected": "5.1.3"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "c9364e3b70558ef26f3551fad0e867de2af0e4fe"
            },
            {
              "last_affected": "48b4a3fa55fa39ee315439ad1c3204dfaf2dd3d4"
            }
          ],
          "repo": "https://github.com/diem-project/diem",
          "type": "GIT"
        }
      ],
      "versions": [
        "5.1.0",
        "5.1.1",
        "5.1.2",
        "5.1.3"
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulDB",
    "cwe_ids": [
      "CWE-285",
      "CWE-639"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86183.json"
  },
  "details": "A vulnerability was identified in diem-project diem up to 5.1.3. This vulnerability affects unknown code of the file dmFrontPlugin/modules/dmWidget/lib/BasedmWidgetActions.class.php of the component dmWidget. Such manipulation of the argument widget_id leads to authorization bypass. The attack may be launched remotely. The exploit is publicly available and might be used. The name of the patch is 116974edfb9a5b8bd69cb13586dc62bcdbb485ad. A patch should be applied to remediate this issue. The project was informed of the problem early through an issue report but has not responded yet.",
  "id": "CVE-2026-86183",
  "modified": "2026-09-08T03:30:54.334219667Z",
  "published": "2026-09-06T09:00:10.187Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/diem-project/diem/"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86183.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-86183"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/cve/CVE-2026-86183"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/submit/896155"
    },
    {
      "type": "ADVISORY",
      "url": "https://vuldb.com/vuln/399315"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/diem-project/diem/issues/450"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/vuln/399315/cti"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P",
      "type": "CVSS_V4"
    }
  ],
  "summary": "diem-project diem dmWidget BasedmWidgetActions.class.php authorization"
}