CVE-2026-86817 (GCVE-0-2026-86817)

Vulnerability from cvelistv5 – Published: 2026-10-04 06:00 – Updated: 2026-10-04 06:00
VLAI
Title
Five Star Business Profile and Schema 2.3.20 - 2.3.21 - Author+ Sensitive Data Disclosure via Schema Field Default Callback
Summary
The Five Star Business Profile and Schema WordPress plugin before 2.4.0 does not properly restrict the callbacks used to resolve schema field default values, allowing authenticated users with Author-level access and above to store input that discloses sensitive data, including other users' password hashes and arbitrary site option values, in public output readable by unauthenticated visitors.
Severity
No CVSS data available.
CWE
Assigner
References
URL Tags
https://wpscan.com/vulnerability/2a400958-7ed8-43… exploitvdb-entrytechnical-description
Impacted products
Vendor Product Version
Unknown Five Star Business Profile and Schema Affected: 2.3.20 , < 2.4.0 (semver)
Create a notification for this product.
Credits
Artus KG WPScan
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Five Star Business Profile and Schema",
          "vendor": "Unknown",
          "versions": [
            {
              "lessThan": "2.4.0",
              "status": "affected",
              "version": "2.3.20",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Artus KG"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "WPScan"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The Five Star Business Profile and Schema WordPress plugin before 2.4.0 does not properly restrict the callbacks used to resolve schema field default values, allowing authenticated users with Author-level access and above to store input that discloses sensitive data, including other users\u0027 password hashes and arbitrary site option values, in public output readable by unauthenticated visitors."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-200 Information Exposure",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-04T06:00:23.722Z",
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan"
      },
      "references": [
        {
          "tags": [
            "exploit",
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://wpscan.com/vulnerability/2a400958-7ed8-4358-a46a-2b8e0716a771/"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Five Star Business Profile and Schema 2.3.20 - 2.3.21 - Author+ Sensitive Data Disclosure via Schema Field Default Callback",
      "x_generator": {
        "engine": "WPScan CVE Generator"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "cveId": "CVE-2026-86817",
    "datePublished": "2026-10-04T06:00:23.722Z",
    "dateReserved": "2026-09-08T13:52:58.085Z",
    "dateUpdated": "2026-10-04T06:00:23.722Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "defaultStatus": "unaffected",
                "product": "Five Star Business Profile and Schema",
                "vendor": "Unknown",
                "versions": [
                  {
                    "lessThan": "2.4.0",
                    "status": "affected",
                    "version": "2.3.20",
                    "versionType": "semver"
                  }
                ]
              }
            ],
            "source": "contact@wpscan.com"
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "The Five Star Business Profile and Schema WordPress plugin before 2.4.0 does not properly restrict the callbacks used to resolve schema field default values, allowing authenticated users with Author-level access and above to store input that discloses sensitive data, including other users\u0027 password hashes and arbitrary site option values, in public output readable by unauthenticated visitors."
          }
        ],
        "id": "CVE-2026-86817",
        "lastModified": "2026-10-04T07:16:34.053",
        "metrics": {},
        "published": "2026-10-04T07:16:34.053",
        "references": [
          {
            "source": "contact@wpscan.com",
            "url": "https://wpscan.com/vulnerability/2a400958-7ed8-4358-a46a-2b8e0716a771/"
          }
        ],
        "sourceIdentifier": "contact@wpscan.com",
        "vulnStatus": "Received"
      }
    }
  }
}



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.



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.