« Volver al listado

CVE-2021-25083

Estado: ModificadaMedia (6.1)—

The Registrations for the Events Calendar WordPress plugin before 2.7.10 does not escape the qtype parameter before outputting it back in an attribute in the settings page, leading to a Reflected Cross-Site Scripting

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Roundupwp — Registrations FOR THE Events Calendar

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-25083",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Registrations for the Events Calendar – Event Registration Plugin",
          "versions": [
            {
              "status": "affected",
              "version": "2.7.10",
              "lessThan": "2.7.10",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-01-24T08:15:09.977",
  "references": [
    {
      "url": "https://plugins.trac.wordpress.org/changeset/2648377",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "contact@wpscan.com"
    },
    {
      "url": "https://wpscan.com/vulnerability/9b69544d-6a08-4757-901b-6ccf1cd00ecc",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "contact@wpscan.com"
    },
    {
      "url": "https://plugins.trac.wordpress.org/changeset/2648377",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://wpscan.com/vulnerability/9b69544d-6a08-4757-901b-6ccf1cd00ecc",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "contact@wpscan.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Registrations for the Events Calendar WordPress plugin before 2.7.10 does not escape the qtype parameter before outputting it back in an attribute in the settings page, leading to a Reflected Cross-Site Scripting"
    },
    {
      "lang": "es",
      "value": "El plugin Registrations for the Events Calendar de WordPress versiones anteriores a 2.7.10, no escapa el parámetro qtype antes de devolverlo en un atributo en la página de configuración, conllevando a un problema de tipo Cross-Site Scripting Reflejado"
    }
  ],
  "lastModified": "2026-06-17T03:41:25.860",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:roundupwp:registrations_for_the_events_calendar:*:*:*:*:*:wordpress:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9F60DA21-6AAB-4758-8664-BFE43A25142C",
              "versionEndIncluding": "2.7.10"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "contact@wpscan.com"
}