PT-2026-56470 · Openvpn · Openvpn Access Server
CVE-2025-3110
·
Published
2026-07-08
·
Updated
2026-07-10
CVSS v3.1
7.5
High
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
Name of the Vulnerable Software and Affected Versions
OpenVPN Access Server versions 2.7.2 through 3.1.0
Description
The software accepts bare line-feed sequences within HTTP header values. This behavior allows remote attackers to perform HTTP request smuggling when the system is deployed behind a reverse proxy. HTTP request smuggling is a technique that interferes with the way a website and its reverse proxy process sequences of HTTP requests.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
HTTP Request/Response Smuggling
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Weakness Enumeration
Related Identifiers
Affected Products
Openvpn Access Server