CVE-2026-59255: high-severity vulnerability in SpecterOps BloodHound
BloodHound Missing Authorization on Custom Node Management API
Published · Updated
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41Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 7.1epss 0.4%
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:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
Affected products
SpecterOps · BloodHoundpublic PoCs found — 1
cve_referencegithub.com/SpecterOps/BloodHound/issues/2910unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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