CVE-2026-54842

{
  "id": "CVE-2026-54842",
  "sourceIdentifier": "[email protected]",
  "published": "2026-06-25T14:16:48.190",
  "lastModified": "2026-10-25T23:10:00.167",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Missing Authorization vulnerability in Royal Plugins Royal MCP allows Exploiting Incorrectly Configured Access Control Security Levels.\n\nThis issue affects Royal MCP: from n/a through 1.4.25."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de autorización faltante en Royal Plugins Royal MCP permite la explotación de niveles de seguridad de control de acceso configurados incorrectamente.\n\nEste problema afecta a Royal MCP: desde n/a hasta 1.4.25."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Royal Plugins",
          "product": "Royal MCP",
          "defaultStatus": "unaffected",
          "collectionURL": "https://wordpress.org/plugins",
          "packageName": "royal-mcp",
          "versions": [
            {
              "version": "n/a",
              "lessThanOrEqual": "1.4.25",
              "versionType": "custom",
              "status": "affected",
              "changes": [
                {
                  "at": "1.4.26",
                  "status": "unaffected"
                }
              ]
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
          "baseScore": 8.1,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.2
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-06-25T14:09:23.615745Z",
          "id": "CVE-2026-54842",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://patchstack.com/database/wordpress/plugin/royal-mcp/vulnerability/wordpress-royal-mcp-plugin-1-4-25-broken-access-control-vulnerability?_s_id=cve",
      "source": "[email protected]"
    }
  ]
}