Vulnerability-Lookup

GHSA-6W2R-GP8J-3HJR

Vulnerability from github – Published: 2026-09-16 06:31 – Updated: 2026-09-16 06:31

Details

The kboard WordPress plugin before 6.7 does not verify ownership or context before deleting board media, allowing unauthenticated attackers to permanently delete its uploaded media files and their database records by iterating identifiers.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-88910"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-09-16T06:16:35Z",
    "severity": null
  },
  "details": "The kboard WordPress plugin before 6.7 does not verify ownership or context before deleting board media, allowing unauthenticated attackers to permanently delete its uploaded media files and their database records by iterating identifiers.",
  "id": "GHSA-6w2r-gp8j-3hjr",
  "modified": "2026-09-16T06:31:36Z",
  "published": "2026-09-16T06:31:36Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-88910"
    },
    {
      "type": "WEB",
      "url": "https://wpscan.com/vulnerability/96119ba5-4dcd-4aff-adf9-83f058c3dc6d"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-88910 (GCVE-0-2026-88910)

Vulnerability from cvelistv5 – Published: 2026-09-16 06:00 – Updated: 2026-09-16 06:00

Title

KBoard < 6.7 - Unauthenticated Board Media Deletion via IDOR

Summary

Severity

No CVSS data available.

CWE

CWE-639 Authorization Bypass Through User-Controlled Key

Assigner

WPScan mitre root

References

1 reference

URL	Tags
https://wpscan.com/vulnerability/96119ba5-4dcd-4a…	exploitvdb-entrytechnical-description

Impacted products

1 product

Vendor	Product	Version
Unknown	kboard	Affected: 0 , < 6.7 (semver)

Credits

SeongJun Joo WPScan

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "kboard",
          "vendor": "Unknown",
          "versions": [
            {
              "lessThan": "6.7",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "SeongJun Joo"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "WPScan"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The kboard WordPress plugin before 6.7 does not verify ownership or context before deleting board media, allowing unauthenticated attackers to permanently delete its uploaded media files and their database records by iterating identifiers."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-639 Authorization Bypass Through User-Controlled Key",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-16T06:00:17.530Z",
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan"
      },
      "references": [
        {
          "tags": [
            "exploit",
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://wpscan.com/vulnerability/96119ba5-4dcd-4aff-adf9-83f058c3dc6d/"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "KBoard \u003c 6.7 - Unauthenticated Board Media Deletion via IDOR",
      "x_generator": {
        "engine": "WPScan CVE Generator"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "cveId": "CVE-2026-88910",
    "datePublished": "2026-09-16T06:00:17.530Z",
    "dateReserved": "2026-09-10T12:28:43.299Z",
    "dateUpdated": "2026-09-16T06:00:17.530Z",
    "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.

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.