{"action":"Upgrade openvpn to 2.5.6-r0 or later.","affected":[{"fixed":"2.5.6-r0","introduced":"2.1.0"}],"component":"openvpn","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.15","exploited":false,"fixed_versions":["2.5.6-r0"],"id":"tcs_01M5NDN10GSHAEXX69XFPSNZXS","modified_at":"2026-10-15T07:17:54.143400989Z","published_at":"2022-03-18T18:15:12.017Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2022-0547","https://security.alpinelinux.org/vuln/CVE-2022-0547"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2022-0547#Alpine:v3.15/openvpn","url":"https://osv.dev/vulnerability/ALPINE-CVE-2022-0547"}],"summary":"OpenVPN 2.1 until v2.4.12 and v2.5.6 may enable authentication bypass in external authentication plug-ins when more than one of them makes use of deferred authentication replies, which allows an exter"}