8.7
HIGH CVSS 4.0
CVE-2026-13381
VSee Clinic and API Insecure Direct Object Reference in File API Allows Unauthorized File Access and Deletion
Description

VSee Clinic 7.1.26 and API 1.3.0 contain an Insecure Direct Object Reference (IDOR) vulnerability 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.

INFO

Published Date :

July 20, 2026, 9:16 p.m.

Last Modified :

July 20, 2026, 9:16 p.m.

Remotely Exploit :

Yes !

Source :

57dba5dd-1a03-47f6-8b36-e84e47d335d8
Affected Products

The following products are affected by CVE-2026-13381 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 HIGH 57dba5dd-1a03-47f6-8b36-e84e47d335d8
CVSS 4.0 HIGH 57dba5dd-1a03-47f6-8b36-e84e47d335d8
Solution
Restrict access to file operations based on user authorization.
  • Validate user permissions for file access.
  • Enforce access controls on the files endpoint.
  • Implement proper authorization checks for 'remark' parameter.
  • Review and restrict file enumeration, retrieval, and deletion.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-13381.

URL Resource
https://labs.sra.io/posts/vseeclinic
https://vsee.com/clinic
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-13381 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-13381 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-13381 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-13381 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by 57dba5dd-1a03-47f6-8b36-e84e47d335d8

    Jul. 20, 2026

    Action Type Old Value New Value
    Added Affected [{'vendor': 'VSee', 'product': 'Clinic', 'versions': [{'status': 'affected', 'version': '7.1.26', 'lessThan': '7.1.26.1', 'versionType': 'semver'}], 'defaultStatus': 'unknown'}, {'vendor': 'VSee', 'modules': ['API'], 'product': 'Clinic', 'versions': [{'status': 'affected', 'version': '1.3.0', 'lessThan': '1.3.0.1', 'versionType': 'semver'}], 'defaultStatus': 'unknown'}]
    Added Description VSee Clinic 7.1.26 and API 1.3.0 contain an Insecure Direct Object Reference (IDOR) vulnerability 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CWE CWE-639
    Added Reference https://labs.sra.io/posts/vseeclinic
    Added Reference https://vsee.com/clinic
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.