High 7.1Published Jul 15, 2026

CVE-2026-59255BloodHound 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 schem…

Updated under an hour ago (2026-10-19 11:20 UTC)

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Exploited in the last 30 days

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.

CVSS: 7.1 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L
Weakness (CWE): CWE-862
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Deferred
Record last updated: Sep 17, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

No affected products are listed yet.

References

https://github.com/SpecterOps/BloodHound/commit/8f790351349fd87bcb04377aba84cba6495825b3
https://github.com/SpecterOps/BloodHound/issues/2910
https://github.com/SpecterOps/BloodHound/pull/2989
https://www.vulncheck.com/advisories/bloodhound-missing-authorization-on-custom-node-management-api

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.