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CVE-2025-6776

7.3 · HIGH

A vulnerability classified as critical was found in xiaoyunjie openvpn-cms-flask up to 1.2.7.

Published Jun 27, 2025CWE-22EPSS 0.73%

Overview

CVE-2025-6776 is a high-severity vulnerability. It was published on June 27, 2025 and has a CVSS 3.1 base score of 7.3 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A vulnerability classified as critical was found in xiaoyunjie openvpn-cms-flask up to 1.2.7. This vulnerability affects the function Upload of the file app/plugins/oss/app/controller.py of the component File Upload. The manipulation of the argument image leads to path traversal. The attack can be initiated 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 name of the patch is e23559b98c8ea2957f09978c29f4e512ba789eb6. It is recommended to upgrade the affected component.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/xiaoyunjie/openvpn-cms-flask/commit/e23559b98c8ea2957f09978c29f4e512ba789eb6GitHubgithub.com/xiaoyunjie/openvpn-cms-flask/issues/23GitHubgithub.com/xiaoyunjie/openvpn-cms-flask/releases/tag/v1.2.8Refvuldb.com/?ctiid.314092Refvuldb.com/?id.314092Refvuldb.com/?submit.602374

How CyberStrike helps

Frequently asked questions

What is CVE-2025-6776?

CVE-2025-6776 is a high-severity vulnerability. It was published on June 27, 2025 and has a CVSS 3.1 base score of 7.3 (HIGH).

How severe is CVE-2025-6776?

This vulnerability has a CVSS 3.1 base score of 7.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2025-6776?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-6776?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-6776 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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