Vulnerability Database

322,573

Total vulnerabilities in the database

CVE-2025-13086

Improper validation of source IP addresses in OpenVPN version 2.6.0 through 2.6.15 and 2.7_alpha1 through 2.7_rc1 allows an attacker to open a session from a different IP address which did not initiate the connection resulting in a denial of service for the originating client

  • Published: Dec 3, 2025
  • Updated: Jan 31, 2026
  • CVE: CVE-2025-13086
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWEs:

Software From Fixed in
openvpn / openvpn 2.6.0 2.6.16
openvpn / openvpn 2.7-alpha1 2.7-alpha1.x
openvpn / openvpn 2.7-alpha2 2.7-alpha2.x
openvpn / openvpn 2.7-alpha3 2.7-alpha3.x
openvpn / openvpn 2.7-beta1 2.7-beta1.x
openvpn / openvpn 2.7-beta2 2.7-beta2.x
openvpn / openvpn 2.7-beta3 2.7-beta3.x
openvpn / openvpn 2.7-rc1 2.7-rc1.x