Vulnerability-Lookup

CVE-2022-4237 (GCVE-0-2022-4237)

Vulnerability from cvelistv5 – Published: 2023-01-02 21:49 – Updated: 2025-04-10 18:35

Title

Welcart e-Commerce < 2.8.6 - Subscriber+ PHAR Deserialisation

Summary

The Welcart e-Commerce WordPress plugin before 2.8.6 does not validate user input before using it in file_exist() functions via various AJAX actions available to any authenticated users, which could allow users with a role as low as subscriber to perform PHAR deserialisation when they can upload a file and a suitable gadget chain is present on the blog

Severity

8.8 (High)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-04-10 18:34 UTC

CWE

CWE-502 Deserialization of Untrusted Data

Assigner

WPScan mitre root

References

1 reference

URL	Tags
https://wpscan.com/vulnerability/7a4b790c-49ae-46…	exploitvdb-entrytechnical-description

Impacted products

1 product

Vendor	Product	Version	CPE status
Unknown	Welcart e-Commerce	Affected: 0 , < 2.8.6 (custom)	guessed

Credits

WPScan WPScan

Show details on NVD website

JSON

To clipboard

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      "source": {
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}

FKIE_CVE-2022-4237

Vulnerability from fkie_nvd - Published: 2023-01-02 22:15 - Updated: 2026-06-17 05:20

Severity

8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Summary

References

	URL	Tags
	contact@wpscan.com	https://wpscan.com/vulnerability/7a4b790c-49ae-46bc-9544-e188deae243f	Exploit, Third Party Advisory
	af854a3a-2127-422b-91ae-364da2661108	https://wpscan.com/vulnerability/7a4b790c-49ae-46bc-9544-e188deae243f	Exploit, Third Party Advisory

Impacted products

	Vendor	Product	Version
	welcart	welcart_e-commerce	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "collectionURL": "https://wordpress.org/plugins",
          "defaultStatus": "unaffected",
          "product": "Welcart e-Commerce",
          "vendor": "Unknown",
          "versions": [
            {
              "lessThan": "2.8.6",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "contact@wpscan.com"
    }
  ],
  "configurations": [
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    },
    {
      "lang": "es",
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    }
  ],
  "id": "CVE-2022-4237",
  "lastModified": "2026-06-17T05:20:20.347",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
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        "type": "Primary"
      },
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    "ssvcV203": [
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        "ssvcData": {
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  "vulnStatus": "Modified"
}

GHSA-X65C-CG4W-M3J6

Vulnerability from github – Published: 2023-01-03 00:30 – Updated: 2023-01-09 21:30

Details

Severity

8.8 (High)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2022-4237"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-502"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-01-02T22:15:00Z",
    "severity": "HIGH"
  },
  "details": "The Welcart e-Commerce WordPress plugin before 2.8.6 does not validate user input before using it in file_exist() functions via various AJAX actions available to any authenticated users, which could allow users with a role as low as subscriber to perform PHAR deserialisation when they can upload a file and a suitable gadget chain is present on the blog",
  "id": "GHSA-x65c-cg4w-m3j6",
  "modified": "2023-01-09T21:30:22Z",
  "published": "2023-01-03T00:30:44Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-4237"
    },
    {
      "type": "WEB",
      "url": "https://wpscan.com/vulnerability/7a4b790c-49ae-46bc-9544-e188deae243f"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

GSD-2022-4237

Vulnerability from gsd - Updated: 2023-12-13 01:19

Details

Aliases

CVE-2022-4237

Aliases

CVE-2022-4237

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2022-4237",
    "description": "The Welcart e-Commerce WordPress plugin before 2.8.6 does not validate user input before using it in file_exist() functions via various AJAX actions available to any authenticated users, which could allow users with a role as low as subscriber to perform PHAR deserialisation when they can upload a file and a suitable gadget chain is present on the blog",
    "id": "GSD-2022-4237"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2022-4237"
      ],
      "details": "The Welcart e-Commerce WordPress plugin before 2.8.6 does not validate user input before using it in file_exist() functions via various AJAX actions available to any authenticated users, which could allow users with a role as low as subscriber to perform PHAR deserialisation when they can upload a file and a suitable gadget chain is present on the blog",
      "id": "GSD-2022-4237",
      "modified": "2023-12-13T01:19:15.395925Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "contact@wpscan.com",
        "ID": "CVE-2022-4237",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Welcart e-Commerce",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "0"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Unknown"
            }
          ]
        }
      },
      "credits": [
        {
          "lang": "en",
          "value": "WPScan"
        },
        {
          "lang": "en",
          "value": "WPScan"
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "The Welcart e-Commerce WordPress plugin before 2.8.6 does not validate user input before using it in file_exist() functions via various AJAX actions available to any authenticated users, which could allow users with a role as low as subscriber to perform PHAR deserialisation when they can upload a file and a suitable gadget chain is present on the blog"
          }
        ]
      },
      "generator": {
        "engine": "WPScan CVE Generator"
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-502 Deserialization of Untrusted Data"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://wpscan.com/vulnerability/7a4b790c-49ae-46bc-9544-e188deae243f",
            "refsource": "MISC",
            "url": "https://wpscan.com/vulnerability/7a4b790c-49ae-46bc-9544-e188deae243f"
          }
        ]
      },
      "source": {
        "discovery": "EXTERNAL"
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:collne:welcart_e-commerce:*:*:*:*:*:wordpress:*:*",
                "cpe_name": [],
                "versionEndExcluding": "2.8.6",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "contact@wpscan.com",
          "ID": "CVE-2022-4237"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "The Welcart e-Commerce WordPress plugin before 2.8.6 does not validate user input before using it in file_exist() functions via various AJAX actions available to any authenticated users, which could allow users with a role as low as subscriber to perform PHAR deserialisation when they can upload a file and a suitable gadget chain is present on the blog"
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-502"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://wpscan.com/vulnerability/7a4b790c-49ae-46bc-9544-e188deae243f",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Third Party Advisory"
              ],
              "url": "https://wpscan.com/vulnerability/7a4b790c-49ae-46bc-9544-e188deae243f"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2023-01-09T19:14Z",
      "publishedDate": "2023-01-02T22:15Z"
    }
  }
}

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.

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-2022-4237 (GCVE-0-2022-4237)

FKIE_CVE-2022-4237

GHSA-X65C-CG4W-M3J6

GSD-2022-4237

Tags

Sightings

Nomenclature

Related by attack behaviour