What is CVE-2024-4877?

CVE-2024-4877 is a high-severity vulnerability in Microsoft Windows, classified under Privilege Chaining. CVSS score: 8.8/10. Published 2025-04-03.

How severe is CVE-2024-4877?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Microsoft Windows

CVE-2024-4877

OpenVPN version 2.4.0 through 2.6.10 on Windows allows an external, lesser privileged process to create a named pipe which the OpenVPN GUI component would connect to allowing it to escalate its privileges

EPSS: 0.004 (34.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Microsoft Windows
Openvpn — versions 2.4.0

Weakness classification (CWE)

CWE-268 — Privilege Chaining

References

security@openvpn.net (Permissions Required)
security@openvpn.net (Mailing List, Release Notes)

Frequently asked questions

What is CVE-2024-4877?: CVE-2024-4877 is a high-severity vulnerability in Microsoft Windows, classified under Privilege Chaining. CVSS score: 8.8/10. Published 2025-04-03.
How severe is CVE-2024-4877?: High severity. CVSS v3 base score is 8.8 out of 10.