Is CVE-2025-6775 in the CISA KEV catalog?

No. CVE-2025-6775 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-6775?

CVE-2025-6775 has a CVSS v3 base score of 6.3 (MEDIUM).

What is the EPSS score for CVE-2025-6775?

CVE-2025-6775 has an EPSS score of 3.52% (88th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-6775?

Upgrade openvpn-cms-flask to 1.2.8 or later.

CVE & CISA-KEV Catalog

CVE-2025-6775

MEDIUMEPSS 88th pctl

6.3

CVSS v3

NVD

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.

CWE-74Injection CWE-77Command Injection

How to fix

Remediation Available

openvpn-cms-flaskNVD

Affected:< 1.2.8Fixed in:1.2.8CVE-2025-6775derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Exploit Intelligence

3.52%probability of exploitation in 30 days

88thpercentile

Elevated risk: more likely to be exploited than 88% of all known CVEs.

References

Patch1

github.com

Exploit2

Third-Party Advisory2

Release Notes1

github.com

VDB Entry1

vuldb.com

Related Vulnerabilities

Other CWE-74 (Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2013-2251	Critical	9.8	100%	KEV	Fix
CVE-2023-22527	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-2725	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2022-46169	Critical	9.8	100%	KEV	Fix
CVE-2022-35914	Critical	9.8	100%	KEV	-
CVE-2019-17558	High	7.5	99%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.