Vulnerability-Lookup

GHSA-7QMQ-X64G-8V7J

Vulnerability from github – Published: 2026-07-15 18:31 – Updated: 2026-07-15 18:31

Details

BloodHound through 9.4.0, fixed in commit 8f79035, contains a missing authorization vulnerability in the custom-nodes API endpoints that allows any authenticated user to modify the global graph schema. Attackers with valid session tokens can create, update, or delete custom node types affecting all users and tenants by invoking unprotected POST, PUT, and DELETE operations on the custom-nodes endpoints.

Severity

7.1 (High)


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

7.1 (High)


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

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-59255"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-862"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-15T18:16:49Z",
    "severity": "HIGH"
  },
  "details": "BloodHound through 9.4.0, fixed in commit 8f79035, contains a missing authorization vulnerability in the custom-nodes API endpoints that allows any authenticated user to modify the global graph schema. Attackers with valid session tokens can create, update, or delete custom node types affecting all users and tenants by invoking unprotected POST, PUT, and DELETE operations on the custom-nodes endpoints.",
  "id": "GHSA-7qmq-x64g-8v7j",
  "modified": "2026-07-15T18:31:58Z",
  "published": "2026-07-15T18:31:58Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-59255"
    },
    {
      "type": "WEB",
      "url": "https://github.com/SpecterOps/BloodHound/issues/2910"
    },
    {
      "type": "WEB",
      "url": "https://github.com/SpecterOps/BloodHound/pull/2989"
    },
    {
      "type": "WEB",
      "url": "https://github.com/SpecterOps/BloodHound/commit/8f790351349fd87bcb04377aba84cba6495825b3"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/bloodhound-missing-authorization-on-custom-node-management-api"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-59255 (GCVE-0-2026-59255)

Vulnerability from cvelistv5 – Published: 2026-07-15 17:03 – Updated: 2026-07-15 18:04 X_Open Source

Title

BloodHound Missing Authorization on Custom Node Management API

Summary

Severity

7.1 (High)


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

7.1 (High)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-862 - Missing Authorization

Assigner

VulnCheck

References

4 references

URL	Tags
https://github.com/SpecterOps/BloodHound/issues/2910	technical-descriptionexploit
https://github.com/SpecterOps/BloodHound/pull/2989	issue-tracking
https://github.com/SpecterOps/BloodHound/commit/8…	patch
https://www.vulncheck.com/advisories/bloodhound-m…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
SpecterOps	BloodHound	Affected: 0 , ≤ 9.4.0 (semver) Unaffected: 8f790351349fd87bcb04377aba84cba6495825b3 (git)

Date Public

2026-06-20 00:00

Credits

George Chen

Show details on NVD website

JSON

To clipboard

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  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-59255",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-15T18:03:35.694495Z",
                "version": "2.0.3"
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        "providerMetadata": {
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          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "packageURL": "pkg:npm/bloodhound-ce",
          "product": "BloodHound",
          "repo": "https://github.com/SpecterOps/BloodHound",
          "vendor": "SpecterOps",
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        }
      ],
      "metrics": [
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            "Recovery": "NOT_DEFINED",
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            "vulnerabilityResponseEffort": "NOT_DEFINED"
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    "datePublished": "2026-07-15T17:03:38.361Z",
    "dateReserved": "2026-07-04T12:17:14.301Z",
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}

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.

Action not permitted

GHSA-7QMQ-X64G-8V7J

CVE-2026-59255 (GCVE-0-2026-59255)

Tags

Sightings

Nomenclature