FKIE_CVE-2021-24859

Vulnerability from fkie_nvd - Published: 2021-12-13 11:15 - Updated: 2026-06-17 03:41
Severity
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Summary
The User Meta Shortcodes WordPress plugin through 0.5 registers a shortcode that allows any user with a role as low as contributor to access other users metadata by specifying the user login as a parameter. This makes the WP instance vulnerable to data extrafiltration, including password hashes
References
contact@wpscan.comhttps://wpscan.com/vulnerability/958f44a5-07e7-4349-9212-2a039a082ba0Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://wpscan.com/vulnerability/958f44a5-07e7-4349-9212-2a039a082ba0Exploit, Third Party Advisory
Impacted products
Vendor Product Version
user_meta_shortcodes_project user_meta_shortcodes *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "User meta shortcodes",
          "vendor": "Unknown",
          "versions": [
            {
              "lessThanOrEqual": "0.5",
              "status": "affected",
              "version": "0.5",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "contact@wpscan.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:user_meta_shortcodes_project:user_meta_shortcodes:*:*:*:*:*:wordpress:*:*",
              "matchCriteriaId": "523307D5-6C47-4A3F-A3AE-68A45B9ADAE8",
              "versionEndIncluding": "0.5",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The User Meta Shortcodes WordPress plugin through 0.5 registers a shortcode that allows any user with a role as low as contributor to access other users metadata by specifying the user login as a parameter. This makes the WP instance vulnerable to data extrafiltration, including password hashes"
    },
    {
      "lang": "es",
      "value": "El plugin User Meta Shortcodes de WordPress versiones hasta 0.5, registra un shortcode que permite a cualquier usuario con un rol tan bajo como el de colaborador acceder a los metadatos de otros usuarios al especificar el nombre de usuario como par\u00e1metro. Esto hace que la instancia de WP sea vulnerable a una extra filtraci\u00f3n de datos, incluyendo los hashes de las contrase\u00f1as"
    }
  ],
  "id": "CVE-2021-24859",
  "lastModified": "2026-06-17T03:41:01.683",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 4.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-12-13T11:15:09.167",
  "references": [
    {
      "source": "contact@wpscan.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://wpscan.com/vulnerability/958f44a5-07e7-4349-9212-2a039a082ba0"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://wpscan.com/vulnerability/958f44a5-07e7-4349-9212-2a039a082ba0"
    }
  ],
  "sourceIdentifier": "contact@wpscan.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ],
      "source": "contact@wpscan.com",
      "type": "Secondary"
    }
  ]
}



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