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CVE-2026-9711

Full vulnerability record from the local CVENow database.

Description

The EventON - WordPress Virtual Event Calendar Plugin plugin for WordPress (full) is vulnerable to SQL Injection via the WordPress 'search' parameter in versions up to, and including, 5.0.11 due to insufficient escaping on the user supplied parameter and lack of preparation on the existing SQL query. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database, granted the "Enable additional search queries" setting is enabled and at least one published event exists.

Severity
CRITICAL
CVSS score
9.8 (v3.1)
Vulnerability status
Deferred
Source identifier
Published
2026-06-30 10:16:37.350000
Last modified
2026-10-25 21:10:00.770000
View original CVE JSON
{
  "id": "CVE-2026-9711",
  "sourceIdentifier": "[email protected]",
  "published": "2026-06-30T10:16:37.350",
  "lastModified": "2026-10-25T21:10:00.770",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The EventON - WordPress Virtual Event Calendar Plugin plugin for WordPress (full) is vulnerable to SQL Injection via the WordPress 'search' parameter in versions up to, and including, 5.0.11 due to insufficient escaping on the user supplied parameter and lack of preparation on the existing SQL query. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database, granted the \"Enable additional search queries\" setting is enabled and at least one published event exists."
    },
    {
      "lang": "es",
      "value": "El plugin EventON - WordPress Virtual Event Calendar Plugin para WordPress (completo) es vulnerable a inyección SQL a través del parámetro ’search’ de WordPress en versiones hasta la 5.0.11, inclusive, debido a un escape insuficiente en el parámetro proporcionado por el usuario y a la falta de preparación en la consulta SQL existente. Esto permite a atacantes no autenticados añadir consultas SQL adicionales a consultas ya existentes que pueden ser utilizadas para extraer información sensible de la base de datos, siempre que la configuración ’Enable additional search queries’ esté habilitada y exista al menos un evento publicado."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "EventON",
          "product": "EventON (Pro) - WordPress Virtual Event Calendar Plugin",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "lessThanOrEqual": "5.0.11",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-06-30T12:33:37.303432Z",
          "id": "CVE-2026-9711",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-89"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.myeventon.com/",
      "source": "[email protected]"
    },
    {
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/1b5a0c87-59b0-4da4-8949-0957f8e1b479?source=cve",
      "source": "[email protected]"
    }
  ]
}