CVE-2025-6775
xiaoyunjie openvpn-cms-flask User Creation Endpoint openvpn.py create_user command injection
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.
INFO
Published Date :
June 27, 2025, 8:15 p.m.
Last Modified :
Jan. 30, 2026, 12:38 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | CRITICAL | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Upgrade openvpn-cms-flask to version 1.2.8.
- Apply the patch e23559b98c8ea2957f09978c29f4e512ba789eb6.
- Review user creation endpoint for security.
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-2025-6775.
| URL | Resource |
|---|---|
| https://github.com/xiaoyunjie/openvpn-cms-flask/commit/e23559b98c8ea2957f09978c29f4e512ba789eb6 | Patch |
| https://github.com/xiaoyunjie/openvpn-cms-flask/issues/24 | Exploit Issue Tracking Vendor Advisory |
| https://github.com/xiaoyunjie/openvpn-cms-flask/issues/24#issuecomment-2948563464 | Exploit Issue Tracking Vendor Advisory |
| https://github.com/xiaoyunjie/openvpn-cms-flask/releases/tag/v1.2.8 | Release Notes |
| https://vuldb.com/?ctiid.314091 | Permissions Required VDB Entry |
| https://vuldb.com/?id.314091 | Third Party Advisory VDB Entry |
| https://vuldb.com/?submit.602373 | Third Party Advisory VDB Entry |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-6775 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-2025-6775
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-2025-6775 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-6775 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.
-
Initial Analysis by [email protected]
Jan. 30, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-77 Added CPE Configuration OR *cpe:2.3:a:xiaoyunjie:openvpn-cms-flask:*:*:*:*:*:*:*:* versions up to (excluding) 1.2.8 Added Reference Type VulDB: https://github.com/xiaoyunjie/openvpn-cms-flask/commit/e23559b98c8ea2957f09978c29f4e512ba789eb6 Types: Patch Added Reference Type VulDB: https://github.com/xiaoyunjie/openvpn-cms-flask/issues/24 Types: Exploit, Issue Tracking, Vendor Advisory Added Reference Type VulDB: https://github.com/xiaoyunjie/openvpn-cms-flask/issues/24#issuecomment-2948563464 Types: Exploit, Issue Tracking, Vendor Advisory Added Reference Type VulDB: https://github.com/xiaoyunjie/openvpn-cms-flask/releases/tag/v1.2.8 Types: Release Notes Added Reference Type VulDB: https://vuldb.com/?ctiid.314091 Types: Permissions Required, VDB Entry Added Reference Type VulDB: https://vuldb.com/?id.314091 Types: Third Party Advisory, VDB Entry Added Reference Type VulDB: https://vuldb.com/?submit.602373 Types: Third Party Advisory, VDB Entry -
New CVE Received by [email protected]
Jun. 27, 2025
Action Type Old Value New Value Added 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. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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 CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L Added CVSS V2 (AV:N/AC:L/Au:S/C:P/I:P/A:P) Added CWE CWE-77 Added CWE CWE-74 Added Reference https://github.com/xiaoyunjie/openvpn-cms-flask/commit/e23559b98c8ea2957f09978c29f4e512ba789eb6 Added Reference https://github.com/xiaoyunjie/openvpn-cms-flask/issues/24 Added Reference https://github.com/xiaoyunjie/openvpn-cms-flask/issues/24#issuecomment-2948563464 Added Reference https://github.com/xiaoyunjie/openvpn-cms-flask/releases/tag/v1.2.8 Added Reference https://vuldb.com/?ctiid.314091 Added Reference https://vuldb.com/?id.314091 Added Reference https://vuldb.com/?submit.602373