CVE-2021-24687 (GCVE-0-2021-24687)
Vulnerability from cvelistv5
Published
2021-10-04 11:20
Modified
2024-08-03 19:42
Severity ?
CWE
  • CWE-79 - Cross-site Scripting (XSS)
Summary
The Modern Events Calendar Lite WordPress plugin before 5.22.2 does not escape some of its settings before outputting them in attributes, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.
References
contact@wpscan.comhttps://wpscan.com/vulnerability/300ba418-63ed-4c03-9031-263742ed522eExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://wpscan.com/vulnerability/300ba418-63ed-4c03-9031-263742ed522eExploit, Third Party Advisory
Impacted products
Vendor Product Version
Unknown Modern Events Calendar Lite Version: 5.22.2   < 5.22.2
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T19:42:16.150Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://wpscan.com/vulnerability/300ba418-63ed-4c03-9031-263742ed522e"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Modern Events Calendar Lite",
          "vendor": "Unknown",
          "versions": [
            {
              "lessThan": "5.22.2",
              "status": "affected",
              "version": "5.22.2",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Shivam Rai"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The Modern Events Calendar Lite WordPress plugin before 5.22.2 does not escape some of its settings before outputting them in attributes, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79 Cross-site Scripting (XSS)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-10-04T11:20:24",
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://wpscan.com/vulnerability/300ba418-63ed-4c03-9031-263742ed522e"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Modern Events Calendar Lite \u003c 5.22.2 - Admin+ Stored Cross-Site Scripting",
      "x_generator": "WPScan CVE Generator",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "contact@wpscan.com",
          "ID": "CVE-2021-24687",
          "STATE": "PUBLIC",
          "TITLE": "Modern Events Calendar Lite \u003c 5.22.2 - Admin+ Stored Cross-Site Scripting"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Modern Events Calendar Lite",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_name": "5.22.2",
                            "version_value": "5.22.2"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Unknown"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Shivam Rai"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The Modern Events Calendar Lite WordPress plugin before 5.22.2 does not escape some of its settings before outputting them in attributes, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed."
            }
          ]
        },
        "generator": "WPScan CVE Generator",
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-79 Cross-site Scripting (XSS)"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://wpscan.com/vulnerability/300ba418-63ed-4c03-9031-263742ed522e",
              "refsource": "MISC",
              "url": "https://wpscan.com/vulnerability/300ba418-63ed-4c03-9031-263742ed522e"
            }
          ]
        },
        "source": {
          "discovery": "EXTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "cveId": "CVE-2021-24687",
    "datePublished": "2021-10-04T11:20:24",
    "dateReserved": "2021-01-14T00:00:00",
    "dateUpdated": "2024-08-03T19:42:16.150Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-24687\",\"sourceIdentifier\":\"contact@wpscan.com\",\"published\":\"2021-10-04T12:15:09.130\",\"lastModified\":\"2024-11-21T05:53:33.937\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The Modern Events Calendar Lite WordPress plugin before 5.22.2 does not escape some of its settings before outputting them in attributes, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.\"},{\"lang\":\"es\",\"value\":\"El plugin Modern Events Calendar Lite de WordPress versiones anteriores a 5.22.2, no escapa a algunas de sus configuraciones antes de mostrarlas en atributos, que permite a usuarios con altos privilegios llevar a cabo ataques de tipo Cross-Site Scripting incluso cuando la capacidad unfiltered_html est\u00e1 deshabilitada\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N\",\"baseScore\":4.8,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.7,\"impactScore\":2.7}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:S/C:N/I:P/A:N\",\"baseScore\":3.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":6.8,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"contact@wpscan.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:webnus:modern_events_calendar_lite:*:*:*:*:*:wordpress:*:*\",\"versionEndExcluding\":\"5.22.2\",\"matchCriteriaId\":\"312EE9FC-C671-4729-ABE0-FEF603F48257\"}]}]}],\"references\":[{\"url\":\"https://wpscan.com/vulnerability/300ba418-63ed-4c03-9031-263742ed522e\",\"source\":\"contact@wpscan.com\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]},{\"url\":\"https://wpscan.com/vulnerability/300ba418-63ed-4c03-9031-263742ed522e\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.