High (7.5). EPSS 4.9% chance of exploitation in the next 30 days.
OpenVPN 2.5.1 and earlier versions allows a remote attackers to bypass authentication and access control channel data on servers configured with deferred authentication, which can be used to potentially trigger further information leaks.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
4.9% chance of exploitation in the next 30 days; higher than 92% of CVEs (scores of 2026-10-31)