Incorrect authorization in OpenMetadata - #VU151682
Published: September 22, 2026
Vulnerability identifier: #VU151682
CSH Severity: High
CVSS v4: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-863
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain full administrator access.
The vulnerability exists due to incorrect authorization in the User PATCH handler and token-creation endpoint when processing root-level JSON Patch operations and impersonated token-creation requests. A remote attacker can promote a self-registered account to a bot and obtain an administrator personal access token.
Exploitation requires basic authentication with self-signup enabled.
Affected software
OpenMetadata
Remediation
Install security update from vendor's website.
OpenMetadata - update to 2.0.1