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Vulnerability record · CVE-2026-13381 · published 20 July 2026

CVE-2026-13381: Vsee clinic insecure direct object reference vulnerability

Vsee · Clinic

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.

8.7 CVSS 4.0 High EPSS 0.37% · top 72.0% CWE-639 · Insecure direct object reference
8.7CVSS 4.0 base score
0.37%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
2References
14 Aug 2026Last modified by NVD

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.

CVSS:4.0/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:

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://labs.sra.io/posts/vseeclinic Third Party Advisory
https://vsee.com/clinic Product

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.0CVE-2026-13380Vsee clinic cleartext storage of sensitive data vulnerabilityVSee Clinic 7.1.26 and VSee Clinic API 1.3.0 exposes cleartext SFTP credentials in the HTTP responses of three unauthenticated endpoints. The credent…EPSS 0.39%8.4CVE-2026-55255Langflow IDOR in responses endpoint allows cross-user flow executionLangflow before 1.9.1 has an insecure direct object reference in the /api/v1/responses endpoint. An authenticated attacker can supply another user's …KEVEPSS 0.89%analysed

Source: NIST National Vulnerability Database (record CVE-2026-13381), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.