{"id":"UBUNTU-CVE-2026-84790","details":"OpenVPN 2.7_alpha1 through 2.7.7 allows remote authenticated users to impersonate others via a crafted certificate subject field","modified":"2026-10-22T23:20:11.665654337Z","published":"2026-10-13T22:18:00Z","related":["USN-8953-1"],"upstream":["CVE-2026-84790"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-84790"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-84790"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8953-1"}],"affected":[{"package":{"name":"openvpn","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/openvpn?arch=source&distro=esm-infra-legacy%2Ftrusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.3.2-4ubuntu1","2.3.2-5ubuntu1","2.3.2-7ubuntu1","2.3.2-7ubuntu2","2.3.2-7ubuntu3","2.3.2-7ubuntu3.1","2.3.2-7ubuntu3.2","2.3.2-7ubuntu3.2+esm1","2.3.2-7ubuntu3.2+esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"2.3.2-7ubuntu3.2+esm2","binary_name":"openvpn"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-84790.json"}},{"package":{"name":"openvpn","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/openvpn?arch=source&distro=esm-infra%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.3.7-1ubuntu1","2.3.7-2ubuntu1","2.3.8-1ubuntu1","2.3.10-1ubuntu1","2.3.10-1ubuntu2","2.3.10-1ubuntu2.1","2.3.10-1ubuntu2.2","2.3.10-1ubuntu2.2+esm1","2.3.10-1ubuntu2.2+esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"openvpn","binary_version":"2.3.10-1ubuntu2.2+esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-84790.json"}},{"package":{"name":"openvpn","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/openvpn?arch=source&distro=esm-infra%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.4.3-4ubuntu1","2.4.4-1ubuntu1","2.4.4-2ubuntu1","2.4.4-2ubuntu1.1","2.4.4-2ubuntu1.2","2.4.4-2ubuntu1.3","2.4.4-2ubuntu1.5","2.4.4-2ubuntu1.6","2.4.4-2ubuntu1.7","2.4.4-2ubuntu1.7+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.4.4-2ubuntu1.7+esm1","binary_name":"openvpn"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-84790.json"}},{"package":{"name":"openvpn","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/openvpn?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.4.7-1ubuntu2","2.4.7-1ubuntu2.20.04.2","2.4.7-1ubuntu2.20.04.3","2.4.7-1ubuntu2.20.04.4","2.4.12-0ubuntu0.20.04.1","2.4.12-0ubuntu0.20.04.2"],"ecosystem_specific":{"binaries":[{"binary_name":"openvpn","binary_version":"2.4.12-0ubuntu0.20.04.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-84790.json"}},{"package":{"name":"openvpn","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/openvpn?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.11-0ubuntu0.22.04.6"}]}],"versions":["2.5.1-3ubuntu1","2.5.1-3ubuntu2","2.5.1-3ubuntu4","2.5.1-3ubuntu5","2.5.5-1ubuntu1","2.5.5-1ubuntu3","2.5.5-1ubuntu3.1","2.5.9-0ubuntu0.22.04.2","2.5.9-0ubuntu0.22.04.3","2.5.11-0ubuntu0.22.04.1","2.5.11-0ubuntu0.22.04.3","2.5.11-0ubuntu0.22.04.4","2.5.11-0ubuntu0.22.04.5"],"ecosystem_specific":{"availability":"No 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