FKIE_CVE-2021-24343

Vulnerability from fkie_nvd - Published: 2021-06-07 11:15 - Updated: 2026-06-17 03:39
Severity
4.8 (Medium) - CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Summary
The iFlyChat WordPress plugin before 4.7.0 does not sanitise its APP ID setting before outputting it back in the page, leading to an authenticated Stored Cross-Site Scripting issue
References
contact@wpscan.comhttps://wpscan.com/vulnerability/d6c72d90-e321-47b9-957a-6fea7c944293Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://wpscan.com/vulnerability/d6c72d90-e321-47b9-957a-6fea7c944293Exploit, Third Party Advisory
Impacted products
Vendor Product Version
iflychat iflychat *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "iFlyChat \u2013 WordPress Chat",
          "vendor": "Unknown",
          "versions": [
            {
              "lessThan": "4.7.0",
              "status": "affected",
              "version": "4.7.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "contact@wpscan.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:iflychat:iflychat:*:*:*:*:*:wordpress:*:*",
              "matchCriteriaId": "C333CE25-6E29-457B-B91F-B401E86BC2B4",
              "versionEndExcluding": "4.7.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The iFlyChat WordPress plugin before 4.7.0 does not sanitise its APP ID setting before outputting it back in the page, leading to an authenticated Stored Cross-Site Scripting issue"
    },
    {
      "lang": "es",
      "value": "El plugin iFlyChat - WordPress Chat versiones anteriores a 4.7.4, no sanea su configuraci\u00f3n de APP ID antes de devolverla a la p\u00e1gina, conllevando a un problema de tipo Cross-Site Scripting Almacenado autenticado"
    }
  ],
  "id": "CVE-2021-24343",
  "lastModified": "2026-06-17T03:39:51.980",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 3.5,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 6.8,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.8,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "HIGH",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.7,
        "impactScore": 2.7,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-06-07T11:15:16.807",
  "references": [
    {
      "source": "contact@wpscan.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://wpscan.com/vulnerability/d6c72d90-e321-47b9-957a-6fea7c944293"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://wpscan.com/vulnerability/d6c72d90-e321-47b9-957a-6fea7c944293"
    }
  ],
  "sourceIdentifier": "contact@wpscan.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ],
      "source": "contact@wpscan.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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