Vulnerability DatabaseCVE-2026-84790
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CVE-2026-84790
Published:October 13, 2026
Updated:October 14, 2026
OpenVPN 2.7_alpha1 through 2.7.7 allows remote authenticated users to impersonate others via a crafted certificate subject field
Affected Packages
https://github.com/OpenVPN/openvpn.git (GITHUB):
Affected version(s) >=v2.7.0 <v2.7.8
Fix Suggestion:
Update to version v2.7.8
Related Resources (2)
https://community.openvpn.net/Security%20Announcements/CVE-2026-84790
https://nvd.nist.gov/vuln/detail/CVE-2026-84790
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CVSS v4
Base Score:
7.6
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
PRESENT
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.8
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Improper Neutralization of Null Byte or NUL Character
CWE-158
Authentication Bypass by Spoofing
CWE-290