Vsee · Clinic · CVE-2026-13381
**Name of the Vulnerable Software and Affected Versions**
VSee Clinic version 7.1.26
VSee API version 1.3.0
**Description**
An Insecure Direct Object Reference (IDOR) occurs in the '/v1.3.0/api/files' endpoint. An authenticated attacker can manipulate the `remark` request parameter to enumerate, retrieve, and delete files belonging to other users on the application server. IDOR is a type of access control flaw where an application provides direct access to objects based on user-supplied input.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Avoid using the `remark` parameter in the '/v1.3.0/api/files' endpoint until the issue is resolved.