PT-2026-42367 · Go · Github.Com/Jkroepke/Openvpn-Auth-Oauth2

Published 2026-05-20 · Updated 2026-05-20

OSV

openvpn-auth-oauth2 returns FUNC SUCCESS on client-deny, allowing unauthenticated VPN access in github.com/jkroepke/openvpn-auth-oauth2

Related Identifiers

GO-2026-4963

Affected Products

Github.Com/Jkroepke/Openvpn-Auth-Oauth2

References · 8

• https://osv.dev/vulnerability/GO-2026-4963 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-41070 · Security Note
• https://github.com/OpenVPN/openvpn/blob/master/include/openvpn-plugin.h.in · Note
• https://github.com/OpenVPN/openvpn3/blob/master/doc/webauth.md · Note
• https://github.com/jkroepke/openvpn-auth-oauth2/releases/tag/v1.27.3 · Note
• https://github.com/jkroepke/openvpn-auth-oauth2/pull/829 · Note
• https://github.com/jkroepke/openvpn-auth-oauth2/security/advisories/GHSA-246w-jgmq-88fg · Note
• https://github.com/jkroepke/openvpn-auth-oauth2/commit/36f69a6c67c1054da7cbfa04ced3f0555127c8f2 · Note