Is CVE-2026-105667 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-105667?

CVE-2026-105667 has a CVSS v3 severity of HIGH (7.5).

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CVE-2026-105667

Description

In the default configuration, the HL7 listener accepts ADT^A40 patient-merge messages without authenticating the sending application. A remote sender can reassign studies and related workflow records from one patient identity to another. The archive's unmerge does not reverse this.