{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Meow Gallery",
          "vendor": "tigroumeow",
          "versions": [
            {
              "lessThanOrEqual": "5.4.4",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "security@wordfence.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Meow Gallery plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the REST API endpoint /wp-json/meow-gallery/v1/save_shortcode in all versions up to, and including, 5.4.4 This makes it possible for authenticated attackers, with Author-level access and above, to arbitrarily create or overwrite existing gallery shortcode records by supplying a user-controlled id value. The endpoint performs database update operations without verifying that the requesting user is authorized to modify the referenced gallery record or create their own."
    },
    {
      "lang": "es",
      "value": "El plugin Meow Gallery para WordPress es vulnerable a la modificaci\u00f3n no autorizada de datos debido a una falta de verificaci\u00f3n de capacidad en el endpoint de la API REST /wp-json/meow-gallery/v1/save_shortcode en todas las versiones hasta la 5.4.4, inclusive. Esto hace posible que atacantes autenticados, con acceso de nivel Autor y superior, creen o sobrescriban arbitrariamente registros de shortcode de galer\u00eda existentes al proporcionar un valor de ID controlado por el usuario. El endpoint realiza operaciones de actualizaci\u00f3n de base de datos sin verificar que el usuario solicitante est\u00e9 autorizado para modificar el registro de galer\u00eda referenciado o crear el suyo propio."
    }
  ],
  "id": "CVE-2026-1291",
  "lastModified": "2026-07-23T09:10:00.113",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "security@wordfence.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-1291",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-06-15T16:44:06.486537Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-06-13T10:16:18.643",
  "references": [
    {
      "source": "security@wordfence.com",
      "url": "https://plugins.trac.wordpress.org/browser/meow-gallery/trunk/classes/rest.php"
    },
    {
      "source": "security@wordfence.com",
      "url": "https://plugins.trac.wordpress.org/changeset/3469543/meow-gallery"
    },
    {
      "source": "security@wordfence.com",
      "url": "https://plugins.trac.wordpress.org/changeset/3469543/meow-gallery/trunk/classes/rest.php"
    },
    {
      "source": "security@wordfence.com",
      "url": "https://plugins.trac.wordpress.org/changeset?old_path=%2Fmeow-gallery/tags/5.4.4\u0026new_path=%2Fmeow-gallery/tags/5.4.5"
    },
    {
      "source": "security@wordfence.com",
      "url": "https://wordpress.org/plugins/meow-gallery/"
    },
    {
      "source": "security@wordfence.com",
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/3386ea07-9c61-4b54-a451-1178ca6325cb?source=cve"
    }
  ],
  "sourceIdentifier": "security@wordfence.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ],
      "source": "security@wordfence.com",
      "type": "Secondary"
    }
  ]
}