CVE-2021-24995 (GCVE-0-2021-24995)

Vulnerability from cvelistv5 – Published: 2022-03-14 14:41 – Updated: 2024-08-03 19:49
VLAI
Title
HTML5 Responsive FAQ <= 2.8.5 - Admin+ Stored Cross-Site Scripting
Summary
The HTML5 Responsive FAQ WordPress plugin through 2.8.5 does not properly sanitise and escape some of its settings, which could allow a high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed
Severity
4.8 (Medium)
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CWE
  • CWE-79 - Cross-site Scripting (XSS)
Assigner
References
Impacted products
Vendor Product Version CPE status
Unknown HTML5 Responsive FAQ Affected: 2.8.5 , ≤ 2.8.5 (custom)
guessed Create a notification for this product.
Credits
José Aguilera
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T19:49:14.586Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://wpscan.com/vulnerability/3caf0de0-57f2-4c87-8713-d00a7db9eeef"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "HTML5 Responsive FAQ",
          "vendor": "Unknown",
          "versions": [
            {
              "lessThanOrEqual": "2.8.5",
              "status": "affected",
              "version": "2.8.5",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Jos\u00e9 Aguilera"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The HTML5 Responsive FAQ WordPress plugin through 2.8.5 does not properly sanitise and escape some of its settings, which could allow a high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79 Cross-site Scripting (XSS)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-03-14T14:41:09.000Z",
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://wpscan.com/vulnerability/3caf0de0-57f2-4c87-8713-d00a7db9eeef"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "HTML5 Responsive FAQ \u003c= 2.8.5 - Admin+ Stored Cross-Site Scripting",
      "x_generator": "WPScan CVE Generator",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "contact@wpscan.com",
          "ID": "CVE-2021-24995",
          "STATE": "PUBLIC",
          "TITLE": "HTML5 Responsive FAQ \u003c= 2.8.5 - Admin+ Stored Cross-Site Scripting"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "HTML5 Responsive FAQ",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c=",
                            "version_name": "2.8.5",
                            "version_value": "2.8.5"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Unknown"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Jos\u00e9 Aguilera"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "The HTML5 Responsive FAQ WordPress plugin through 2.8.5 does not properly sanitise and escape some of its settings, which could allow a high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html 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/3caf0de0-57f2-4c87-8713-d00a7db9eeef",
              "refsource": "MISC",
              "url": "https://wpscan.com/vulnerability/3caf0de0-57f2-4c87-8713-d00a7db9eeef"
            }
          ]
        },
        "source": {
          "discovery": "EXTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "cveId": "CVE-2021-24995",
    "datePublished": "2022-03-14T14:41:09.000Z",
    "dateReserved": "2021-01-14T00:00:00.000Z",
    "dateUpdated": "2024-08-03T19:49:14.586Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2021-24995",
      "date": "2026-09-22",
      "epss": "0.00598",
      "percentile": "0.47292"
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:html5_responsive_faq_project:html5_responsive_faq:*:*:*:*:*:wordpress:*:*",
                    "matchCriteriaId": "1A8D5E42-51B2-4004-9D7B-667587FE2A1E",
                    "versionEndExcluding": "2.8.5",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "The HTML5 Responsive FAQ WordPress plugin through 2.8.5 does not properly sanitise and escape some of its settings, which could allow a high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed"
          },
          {
            "lang": "es",
            "value": "El plugin HTML5 Responsive FAQ de WordPress versiones hasta 2.8.5 no sanea y escapa de algunos de sus par\u00e1metros, lo que podr\u00eda permitir a usuarios con altos privilegios llevar a cabo ataques de tipo Cross-Site Scripting incluso cuando el unfiltered_html est\u00e1 deshabilitado"
          }
        ],
        "id": "CVE-2021-24995",
        "lastModified": "2024-11-21T05:54:09.240",
        "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": "2022-03-14T15:15:08.867",
        "references": [
          {
            "source": "contact@wpscan.com",
            "tags": [
              "Exploit",
              "Third Party Advisory"
            ],
            "url": "https://wpscan.com/vulnerability/3caf0de0-57f2-4c87-8713-d00a7db9eeef"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit",
              "Third Party Advisory"
            ],
            "url": "https://wpscan.com/vulnerability/3caf0de0-57f2-4c87-8713-d00a7db9eeef"
          }
        ],
        "sourceIdentifier": "contact@wpscan.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-79"
              }
            ],
            "source": "contact@wpscan.com",
            "type": "Secondary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2026-03-27T14:36:18+00:00",
      "cve": "CVE-2021-24995",
      "id": "CVE-2021-24995",
      "initial_release_date": "2021-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "HTML5 Responsive FAQ \u003c= 2.8.5 - Admin+ Stored Cross-Site Scripting",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-24995.json",
      "version": "3"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.