CVE-2025-6775

MEDIUM

xiaoyunjie openvpn-cms-flask < 1.2.8 - OS Command Injection via User Creation Endpoint Username Parameter

Title source: llm
STIX 2.1

Description

A vulnerability classified as critical has been found in xiaoyunjie openvpn-cms-flask up to 1.2.7. This affects the function create_user of the file /app/api/v1/openvpn.py of the component User Creation Endpoint. The manipulation of the argument Username leads to command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.2.8 is able to address this issue. The patch is named e23559b98c8ea2957f09978c29f4e512ba789eb6. It is recommended to upgrade the affected component.

References (7)

Core 7
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.314091
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.314091
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.602373
Exploit, Issue Tracking, Vendor Advisory exploit issue-tracking
https://github.com/xiaoyunjie/openvpn-cms-flask/issues/24
Exploit, Issue Tracking, Vendor Advisory issue-tracking
https://github.com/xiaoyunjie/openvpn-cms-flask/issues/24#issuecomment-2948563464

Scores

CVSS v3 6.3
EPSS 0.0352
EPSS Percentile 87.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-74 CWE-77
Status published
Products (1)
xiaoyunjie/openvpn-cms-flask < 1.2.8
Published Jun 27, 2025
Tracked Since Feb 18, 2026