Vulnerability-Lookup

CVE-2021-23654 (GCVE-0-2021-23654)

Vulnerability from cvelistv5 – Published: 2021-11-26 20:05 – Updated: 2024-09-16 17:43

Title

Improper Input Validation

Summary

This affects all versions of package html-to-csv. When there is a formula embedded in a HTML page, it gets accepted without any validation and the same would be pushed while converting it into a CSV file. Through this a malicious actor can embed or generate a malicious link or execute commands via CSV files.

Severity

5.6 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

CWE

Improper Input Validation

Assigner

snyk mitre root

References

2 references

URL	Tags
https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784	x_refsource_MISC
https://github.com/hanwentao/html2csv/blob/master…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version	CPE status
n/a	html-to-csv	Affected: 0 , < unspecified (custom)

Date Public

2021-11-26 00:00

Credits

0xbughunter

Show details on NVD website

JSON

To clipboard

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CNVD-2022-06512

Vulnerability from cnvd - Published: 2022-01-25

Title

html2csv存在未明漏洞

Description

Html2Csv是一个开源的实用程序。用于从Html文档中提取表格并将其转换为Csv格式。 html2csv存在安全漏洞，该漏洞源于当在HTML页面中嵌入一个公式时，公式将在没有任何验证的情况下被接受，并在将其转换为CSV文件时被推送。通过这种方式，攻击者可利用漏洞参与者可以嵌入或生成恶意链接或通过CSV文件执行命令。

Severity

高

Formal description

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://github.com/hanwentao/html2csv

Reference

https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784

Impacted products

Name
Html2Csv Html2Csv

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2021-23654"
    }
  },
  "description": "Html2Csv\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u5b9e\u7528\u7a0b\u5e8f\u3002\u7528\u4e8e\u4eceHtml\u6587\u6863\u4e2d\u63d0\u53d6\u8868\u683c\u5e76\u5c06\u5176\u8f6c\u6362\u4e3aCsv\u683c\u5f0f\u3002\n\nhtml2csv\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5f53\u5728HTML\u9875\u9762\u4e2d\u5d4c\u5165\u4e00\u4e2a\u516c\u5f0f\u65f6\uff0c\u516c\u5f0f\u5c06\u5728\u6ca1\u6709\u4efb\u4f55\u9a8c\u8bc1\u7684\u60c5\u51b5\u4e0b\u88ab\u63a5\u53d7\uff0c\u5e76\u5728\u5c06\u5176\u8f6c\u6362\u4e3aCSV\u6587\u4ef6\u65f6\u88ab\u63a8\u9001\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u53c2\u4e0e\u8005\u53ef\u4ee5\u5d4c\u5165\u6216\u751f\u6210\u6076\u610f\u94fe\u63a5\u6216\u901a\u8fc7CSV\u6587\u4ef6\u6267\u884c\u547d\u4ee4\u3002",
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-06512",
  "openTime": "2022-01-25",
  "products": {
    "product": "Html2Csv Html2Csv"
  },
  "referenceLink": "https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784",
  "serverity": "\u9ad8",
  "submitTime": "2021-11-30",
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}

FKIE_CVE-2021-23654

Vulnerability from fkie_nvd - Published: 2021-11-26 20:15 - Updated: 2026-06-17 03:38

Severity

5.6 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Summary

References

URL	Tags
report@snyk.io	https://github.com/hanwentao/html2csv/blob/master/html2csv/converter.py	Exploit, Third Party Advisory
report@snyk.io	https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784	Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://github.com/hanwentao/html2csv/blob/master/html2csv/converter.py	Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784	Exploit, Third Party Advisory

Impacted products

	Vendor	Product	Version
	html-to-csv_project	html-to-csv	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "html-to-csv",
          "vendor": "n/a",
          "versions": [
            {
              "lessThan": "unspecified",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "report@snyk.io"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:html-to-csv_project:html-to-csv:*:*:*:*:*:python:*:*",
              "matchCriteriaId": "35C65088-C834-4577-92A8-4D5E5DB625EC",
              "versionEndIncluding": "0.1.3",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "This affects all versions of package html-to-csv. When there is a formula embedded in a HTML page, it gets accepted without any validation and the same would be pushed while converting it into a CSV file. Through this a malicious actor can embed or generate a malicious link or execute commands via CSV files."
    },
    {
      "lang": "es",
      "value": "Esto afecta a todas las versiones del paquete html-to-csv. Cuando se presenta una f\u00f3rmula insertada en una p\u00e1gina HTML, se acepta sin ninguna comprobaci\u00f3n y la misma se empuja mientras es convertida en un archivo CSV. A trav\u00e9s de esto un actor malicioso puede insertar o generar un enlace malicioso o ejecutar comandos por medio de archivos CSV"
    }
  ],
  "id": "CVE-2021-23654",
  "lastModified": "2026-06-17T03:38:51.230",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 5.6,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.4,
        "source": "report@snyk.io",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-11-26T20:15:07.393",
  "references": [
    {
      "source": "report@snyk.io",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/hanwentao/html2csv/blob/master/html2csv/converter.py"
    },
    {
      "source": "report@snyk.io",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/hanwentao/html2csv/blob/master/html2csv/converter.py"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784"
    }
  ],
  "sourceIdentifier": "report@snyk.io",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-1236"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

GHSA-FWF6-RW69-HHJ4

Vulnerability from github – Published: 2021-11-30 22:22 – Updated: 2024-09-20 21:51

Summary

Improper Neutralization of Formula Elements in a CSV File in html-2-csv

Details

Severity

5.6 (Medium)


                  
                    CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

6.3 (Medium)


                  
                    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "html-to-csv"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "0.1.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-23654"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1236"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-11-29T20:28:01Z",
    "nvd_published_at": "2021-11-26T20:15:00Z",
    "severity": "MODERATE"
  },
  "details": "This affects all versions of package html-to-csv. When there is a formula embedded in a HTML page, it gets accepted without any validation and the same would be pushed while converting it into a CSV file. Through this a malicious actor can embed or generate a malicious link or execute commands via CSV files.",
  "id": "GHSA-fwf6-rw69-hhj4",
  "modified": "2024-09-20T21:51:03Z",
  "published": "2021-11-30T22:22:16Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-23654"
    },
    {
      "type": "WEB",
      "url": "https://github.com/hanwentao/html2csv/issues/9"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-fwf6-rw69-hhj4"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/hanwentao/html2csv"
    },
    {
      "type": "WEB",
      "url": "https://github.com/hanwentao/html2csv/blob/master/html2csv/converter.py"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/html-to-csv/PYSEC-2021-866.yaml"
    },
    {
      "type": "WEB",
      "url": "https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Improper Neutralization of Formula Elements in a CSV File in html-2-csv"
}

GSD-2021-23654

Vulnerability from gsd - Updated: 2023-12-13 01:23

Details

Aliases

CVE-2021-23654

Aliases

CVE-2021-23654

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2021-23654",
    "description": "This affects all versions of package html-to-csv. When there is a formula embedded in a HTML page, it gets accepted without any validation and the same would be pushed while converting it into a CSV file. Through this a malicious actor can embed or generate a malicious link or execute commands via CSV files.",
    "id": "GSD-2021-23654"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-23654"
      ],
      "details": "This affects all versions of package html-to-csv. When there is a formula embedded in a HTML page, it gets accepted without any validation and the same would be pushed while converting it into a CSV file. Through this a malicious actor can embed or generate a malicious link or execute commands via CSV files.",
      "id": "GSD-2021-23654",
      "modified": "2023-12-13T01:23:30.089970Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "report@snyk.io",
        "DATE_PUBLIC": "2021-11-26T20:00:02.562939Z",
        "ID": "CVE-2021-23654",
        "STATE": "PUBLIC",
        "TITLE": "Improper Input Validation"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "html-to-csv",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003e=",
                          "version_value": "0"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "0xbughunter"
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            "value": "This affects all versions of package html-to-csv. When there is a formula embedded in a HTML page, it gets accepted without any validation and the same would be pushed while converting it into a CSV file. Through this a malicious actor can embed or generate a malicious link or execute commands via CSV files."
          }
        ]
      },
      "impact": {
        "cvss": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 5.6,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "Improper Input Validation"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784",
            "refsource": "MISC",
            "url": "https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784"
          },
          {
            "name": "https://github.com/hanwentao/html2csv/blob/master/html2csv/converter.py",
            "refsource": "MISC",
            "url": "https://github.com/hanwentao/html2csv/blob/master/html2csv/converter.py"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c=0.1.3",
          "affected_versions": "All versions up to 0.1.3",
          "cvss_v2": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-1236",
            "CWE-78",
            "CWE-937"
          ],
          "date": "2021-12-01",
          "description": "This affects all versions of package html-to-csv. When there is a formula embedded in a HTML page, it gets accepted without any validation and the same would be pushed while converting it into a CSV file. Through this a malicious actor can embed or generate a malicious link or execute commands via CSV files.",
          "fixed_versions": [],
          "identifier": "CVE-2021-23654",
          "identifiers": [
            "GHSA-fwf6-rw69-hhj4",
            "CVE-2021-23654"
          ],
          "not_impacted": "",
          "package_slug": "pypi/html-2-csv",
          "pubdate": "2021-11-30",
          "solution": "Unfortunately, there is no solution available yet.",
          "title": "Improper Neutralization of Formula Elements in a CSV File",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-23654",
            "https://github.com/hanwentao/html2csv/blob/master/html2csv/converter.py",
            "https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784",
            "https://github.com/advisories/GHSA-fwf6-rw69-hhj4"
          ],
          "uuid": "215035f6-7764-4580-81f8-51a85febf0f1"
        },
        {
          "affected_range": "\u003c=0.1.3",
          "affected_versions": "All versions up to 0.1.3",
          "cvss_v2": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-1236",
            "CWE-937"
          ],
          "date": "2021-12-20",
          "description": "When there is a formula embedded in a HTML page, it gets accepted without any validation and the same would be pushed while converting it into a CSV file. Through this a malicious actor can embed or generate a malicious link or execute commands via CSV files.",
          "fixed_versions": [],
          "identifier": "CVE-2021-23654",
          "identifiers": [
            "CVE-2021-23654"
          ],
          "not_impacted": "",
          "package_slug": "pypi/html-to-csv",
          "pubdate": "2021-11-26",
          "solution": "Unfortunately, there is no solution available yet.",
          "title": "Improper Neutralization of Formula Elements in a CSV File",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-23654",
            "https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784",
            "https://github.com/hanwentao/html2csv/blob/master/html2csv/converter.py"
          ],
          "uuid": "8b92adcb-0609-4a5a-acc5-fec1bc3190f6"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:html-to-csv_project:html-to-csv:*:*:*:*:*:python:*:*",
                "cpe_name": [],
                "versionEndIncluding": "0.1.3",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "report@snyk.io",
          "ID": "CVE-2021-23654"
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "This affects all versions of package html-to-csv. When there is a formula embedded in a HTML page, it gets accepted without any validation and the same would be pushed while converting it into a CSV file. Through this a malicious actor can embed or generate a malicious link or execute commands via CSV files."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-1236"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "N/A",
              "refsource": "CONFIRM",
              "tags": [
                "Exploit",
                "Third Party Advisory"
              ],
              "url": "https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784"
            },
            {
              "name": "N/A",
              "refsource": "CONFIRM",
              "tags": [
                "Exploit",
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              "url": "https://github.com/hanwentao/html2csv/blob/master/html2csv/converter.py"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 7.5,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
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          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
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          "exploitabilityScore": 3.9,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2021-12-20T15:05Z",
      "publishedDate": "2021-11-26T20:15Z"
    }
  }
}

PYSEC-2021-866

Vulnerability from pysec - Published: 2021-11-26 20:15 - Updated: 2022-01-05 02:16

Details

Impacted products

Name	purl
html-to-csv	pkg:pypi/html-to-csv

Aliases

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "html-to-csv",
        "purl": "pkg:pypi/html-to-csv"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.0.1",
        "0.0.2",
        "0.0.3.post1",
        "0.1.0",
        "0.1.1",
        "0.1.2",
        "0.1.3"
      ]
    }
  ],
  "aliases": [
    "CVE-2021-23654",
    "SNYK-PYTHON-HTMLTOCSV-1582784",
    "GHSA-fwf6-rw69-hhj4"
  ],
  "details": "This affects all versions of package html-to-csv. When there is a formula embedded in a HTML page, it gets accepted without any validation and the same would be pushed while converting it into a CSV file. Through this a malicious actor can embed or generate a malicious link or execute commands via CSV files.",
  "id": "PYSEC-2021-866",
  "modified": "2022-01-05T02:16:24.626882Z",
  "published": "2021-11-26T20:15:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://snyk.io/vuln/SNYK-PYTHON-HTMLTOCSV-1582784"
    },
    {
      "type": "WEB",
      "url": "https://github.com/hanwentao/html2csv/blob/master/html2csv/converter.py"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-fwf6-rw69-hhj4"
    }
  ]
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.

Action not permitted

CVE-2021-23654 (GCVE-0-2021-23654)

CNVD-2022-06512

FKIE_CVE-2021-23654

GHSA-FWF6-RW69-HHJ4

GSD-2021-23654

PYSEC-2021-866

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Sightings

Nomenclature

Related by attack behaviour