PatchSiren cyber security CVE debrief

CVE-2026-46481 open-metadata CVE debrief

CVE-2026-46481 is a security vulnerability in OpenMetadata, a unified metadata platform. Prior to version 1.12.4, a non-admin SSO user can trigger a TEST_CONNECTION workflow for a Database Service and receive sensitive information in the HTTP 201 response of POST /api/v1/automations/workflows. The leaked information includes the cleartext database password in request.connection.config.password and the ingestion bot JWT in openMetadataServerConnection.securityConfig.jwtToken. This token can be reused to access sensitive service APIs with bot-level privileges.

Vendor: open-metadata
Product: OpenMetadata
CVSS: HIGH 8.3
CISA KEV: Not listed in stored evidence
Original CVE published: 2026-06-08
Original CVE updated: 2026-06-09
Advisory published: 2026-06-08
Advisory updated: 2026-06-09

Who should care

Administrators and users of OpenMetadata, especially those with non-admin SSO accounts, should be aware of this vulnerability and take necessary actions to mitigate it.

Technical summary

The vulnerability has a CVSS score of 8.3 and is classified as HIGH severity. It was published on 2026-06-08T17:16:51.847Z and modified on 2026-06-09T15:25:56.860Z. The issue has been patched in version 1.12.4.

Defensive priority

HIGH

Recommended defensive actions

Upgrade OpenMetadata to version 1.12.4 or later.
Review and restrict access to sensitive service APIs.
Monitor for suspicious activity related to ingestion bot tokens.

Evidence notes

The vulnerability is described in the CVE record [cve-org]. Details can also be found in the OpenMetadata security advisory [ref-4] and the NVD detail page [nvd].

Official resources

CVE-2026-46481 was published on 2026-06-08T17:16:51.847Z and modified on 2026-06-09T15:25:56.860Z.