CVE-2026-63649

State: Published
Severity: 4.1 Medium
Published: Aug 14, 2026
Updated: Aug 17, 2026
Reserved: Jul 17, 2026

Description

The Windows interactive service in OpenVPN 2.4.0 through 2.6.21 and 2.7_alpha1 through 2.7.5 allows local authenticated users to bypass the trusted configuration directory constraint and load arbitrary configuration files via crafted options that bypass whitelist checks

Scores

CVSS	Score	Vector	Source
4.0	4.1 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N	OpenVPN

Weaknesses

CWE-183 Permissive list of allowed inputs

Affected Products

Product	Versions
OpenVPNOpenVPN	2.4.0 to before 2.6.22Affected 2.7_alpha1 to before 2.7.6Affected

References

https://community.openvpn.net/Security%20Announcements/CVE-2026-63649vendor-advisory
https://community.openvpn.net/ReleaseHistory#openvpn-276-released-5-august-2026release-notes
https://community.openvpn.net/ReleaseHistory#openvpn-2622-released-5-august-2026release-notes

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