Vulnerability-Lookup

GHSA-F66R-CP58-PH5F

Vulnerability from github – Published: 2026-10-08 12:34 – Updated: 2026-10-08 12:34

Details

The TutorStarter WordPress theme before 4.0.4 does not respect the site's user registration setting in one of its AJAX registration handlers, allowing unauthenticated visitors to create WordPress user accounts even when user registration is disabled.

Severity

5.3 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2026-104671"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-862"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-10-08T11:16:44Z",
    "severity": "MODERATE"
  },
  "details": "The TutorStarter WordPress theme before 4.0.4 does not respect the site\u0027s user registration setting in one of its AJAX registration handlers, allowing unauthenticated visitors to create WordPress user accounts even when user registration is disabled.",
  "id": "GHSA-f66r-cp58-ph5f",
  "modified": "2026-10-08T12:34:26Z",
  "published": "2026-10-08T12:34:26Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-104671"
    },
    {
      "type": "WEB",
      "url": "https://wpscan.com/vulnerability/6ecea67e-8019-4ef2-bd27-a9da7dc27d43"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-104671 (GCVE-0-2026-104671)

Vulnerability from cvelistv5 – Published: 2026-10-08 10:33 – Updated: 2026-10-08 10:59

Title

TutorStarter < 4.0.4 - Unauthenticated User Registration Bypass via AJAX

Summary

Severity

5.3 (Medium)


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

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-10-08 10:53 UTC

CWE

CWE-862 Missing Authorization
CWE-862 - Missing Authorization

Assigner

WPScan CNA under the mitre root

CNA scorecard E 44/100 over 1522 records in the last 180 days details

References

1 reference

URL	Tags
https://wpscan.com/vulnerability/6ecea67e-8019-4e…	exploitvdb-entrytechnical-description

Impacted products

1 product

Vendor	Product	Version
Unknown	TutorStarter	Affected: 0 , < 4.0.4 (semver)

Credits

Alexander Jurkschat WPScan

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-104671",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-10-08T10:53:57.447841Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-862",
                "description": "CWE-862 Missing Authorization",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-10-08T10:59:17.196Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://wordpress.org/themes",
          "defaultStatus": "unaffected",
          "product": "TutorStarter",
          "vendor": "Unknown",
          "versions": [
            {
              "lessThan": "4.0.4",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Alexander Jurkschat"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "WPScan"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The TutorStarter WordPress theme before 4.0.4 does not respect the site\u0027s user registration setting in one of its AJAX registration handlers, allowing unauthenticated visitors to create WordPress user accounts even when user registration is disabled."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-862 Missing Authorization",
              "lang": "en",
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            }
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      "providerMetadata": {
        "dateUpdated": "2026-10-08T10:33:37.223Z",
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
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      },
      "references": [
        {
          "tags": [
            "exploit",
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://wpscan.com/vulnerability/6ecea67e-8019-4ef2-bd27-a9da7dc27d43/"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "TutorStarter \u003c 4.0.4 - Unauthenticated User Registration Bypass via AJAX",
      "x_generator": {
        "engine": "WPScan CVE Generator"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "cveId": "CVE-2026-104671",
    "datePublished": "2026-10-08T10:33:37.223Z",
    "dateReserved": "2026-10-02T07:59:21.083Z",
    "dateUpdated": "2026-10-08T10:59:17.196Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

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GHSA-F66R-CP58-PH5F

CVE-2026-104671 (GCVE-0-2026-104671)

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