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CVE-2026-96563

Full vulnerability record from the local CVENow database.

Description

The Motors – Car Dealership & Classified Listings Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'stm_f_s' parameter in all versions up to, and including, 1.4.124 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The nonce required by the stm_ajax_add_a_car AJAX handler is emitted in wp_footer on every page, making it accessible to any authenticated user and removing any practical barrier to exploitation at the Subscriber level.

Severity
MEDIUM
CVSS score
6.4 (v3.1)
Vulnerability status
Deferred
Source identifier
Published
2026-10-10 08:17:07.703000
Last modified
2026-10-22 20:17:08.220000
View original CVE JSON
{
  "id": "CVE-2026-96563",
  "sourceIdentifier": "[email protected]",
  "published": "2026-10-10T08:17:07.703",
  "lastModified": "2026-10-22T20:17:08.220",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Motors – Car Dealership & Classified Listings Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'stm_f_s' parameter in all versions up to, and including, 1.4.124 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The nonce required by the stm_ajax_add_a_car AJAX handler is emitted in wp_footer on every page, making it accessible to any authenticated user and removing any practical barrier to exploitation at the Subscriber level."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "stylemix",
          "product": "Motors – Car Dealership & Classified Listings Plugin",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "lessThanOrEqual": "1.4.124",
              "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:C/C:L/I:L/A:N",
          "baseScore": 6.4,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 3.1,
        "impactScore": 2.7
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-10-11T12:12:17.338521Z",
          "id": "CVE-2026-96563",
          "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-79"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://plugins.trac.wordpress.org/browser/motors-car-dealership-classified-listings/tags/1.4.123/assets/js/frontend/filter.js#L724",
      "source": "[email protected]"
    },
    {
      "url": "https://plugins.trac.wordpress.org/browser/motors-car-dealership-classified-listings/tags/1.4.123/assets/js/frontend/filter.js#L751",
      "source": "[email protected]"
    },
    {
      "url": "https://plugins.trac.wordpress.org/browser/motors-car-dealership-classified-listings/tags/1.4.123/assets/js/frontend/init.js#L311",
      "source": "[email protected]"
    },
    {
      "url": "https://plugins.trac.wordpress.org/browser/motors-car-dealership-classified-listings/tags/1.4.123/assets/js/frontend/init.js#L337",
      "source": "[email protected]"
    },
    {
      "url": "https://plugins.trac.wordpress.org/browser/motors-car-dealership-classified-listings/tags/1.4.123/includes/vehicle_functions.php#L1199",
      "source": "[email protected]"
    },
    {
      "url": "https://plugins.trac.wordpress.org/browser/motors-car-dealership-classified-listings/tags/1.4.123/includes/vehicle_functions.php#L1432",
      "source": "[email protected]"
    },
    {
      "url": "https://plugins.trac.wordpress.org/changeset/3728105/",
      "source": "[email protected]"
    },
    {
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/14bb850e-df8a-46f0-b320-d8aedd763901?source=cve",
      "source": "[email protected]"
    }
  ]
}