CVE-2026-109368

{
  "id": "CVE-2026-109368",
  "sourceIdentifier": "[email protected]",
  "published": "2026-10-17T04:16:51.480",
  "lastModified": "2026-10-19T15:16:45.150",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The WP Booking System – Booking Calendar plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.1.0.3 via the 'id' parameter. This makes it possible for authenticated attackers, with subscriber-level access and above, to extract private per-event booking descriptions and booking IDs from any calendar managed by the site."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "murgroland",
          "product": "WP Booking System – Booking Calendar",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "lessThanOrEqual": "2.1.0.3",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "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:N/A:N",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-10-18T11:08:48.574742Z",
          "id": "CVE-2026-109368",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://plugins.trac.wordpress.org/browser/wp-booking-system/tags/2.1.0.2/includes/base/admin/calendar/class-calendar-editor-outputter.php#L432",
      "source": "[email protected]"
    },
    {
      "url": "https://plugins.trac.wordpress.org/browser/wp-booking-system/tags/2.1.0.2/includes/base/admin/calendar/class-calendar-editor-outputter.php#L484",
      "source": "[email protected]"
    },
    {
      "url": "https://plugins.trac.wordpress.org/browser/wp-booking-system/tags/2.1.0.2/includes/base/admin/calendar/functions-actions-ajax-calendar.php#L12",
      "source": "[email protected]"
    },
    {
      "url": "https://plugins.trac.wordpress.org/browser/wp-booking-system/tags/2.1.0.2/includes/base/admin/calendar/functions-actions-ajax-calendar.php#L62",
      "source": "[email protected]"
    },
    {
      "url": "https://plugins.trac.wordpress.org/changeset/3750120/wp-booking-system/trunk/includes/base/admin/calendar/functions-actions-ajax-calendar.php",
      "source": "[email protected]"
    },
    {
      "url": "https://plugins.trac.wordpress.org/changeset?old=3730163&old_path=%2Fwp-booking-system%2Ftrunk&new=&new_path=%2Fwp-booking-system%2Ftrunk",
      "source": "[email protected]"
    },
    {
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/164a276a-612f-416f-b9ef-1c2e6dd0e8e4?source=cve",
      "source": "[email protected]"
    }
  ]
}