CVE-2025-6775

27.06.2025, 20:15

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.

Injection

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	6.3 MEDIUM	NETWORK	LOW	LOW	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
VulDB	CNA	6.3 MEDIUM				CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
CISA-ADP	ADP	---				---

Awaiting analysis

This vulnerability is currently awaiting analysis.

Base Score

CVSS 3.x

EPSS Score

Percentile: Unknown

Common Weakness Enumeration

CWE-74 - Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
The software constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.

References

https://github.com/xiaoyunjie/openvpn-cms-flask/commit/e23559b98c8ea2957f09978c29f4e512ba789eb6

https://github.com/xiaoyunjie/openvpn-cms-flask/issues/24

https://github.com/xiaoyunjie/openvpn-cms-flask/issues/24#issuecomment-2948563464

https://github.com/xiaoyunjie/openvpn-cms-flask/releases/tag/v1.2.8

https://vuldb.com/?ctiid.314091

https://vuldb.com/?id.314091

https://vuldb.com/?submit.602373