{"id":"CVE-2026-82312","title":"OpenVPN 2.0.0 through 2.6.22 and 2.7_alpha1 through 2.7.6 on Windows allows local authenticated users to cause a denial of service via a NULL DACL on named IPC objects","summary":"OpenVPN 2.0.0 through 2.6.22 and 2.7_alpha1 through 2.7.6 on Windows allows local authenticated users to cause a denial of service via a NULL DACL on named IPC objects","severity":"low","cvss":1.8,"cvssVector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:H","cwe":["CWE-412","CWE-732"],"vendor":"OpenVPN","product":"OpenVPN","affected":["OpenVPN >= 2.0.0 <= 2.6.22","OpenVPN >= 2.7_alpha1 <= 2.7.6"],"published":"2026-09-07","updated":"2026-09-08","sourceUpdated":"2026-09-08T19:07:52.113","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-82312","references":[{"url":"https://community.openvpn.net/Security%20Announcements/CVE-2026-82312","label":"security@openvpn.net"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-82312.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-82312"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-82312"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-82312"}],"tags":["nvd","cve.org","csaf","vex","red-hat","score-dispute"],"epss":0.00101,"epssPercentile":0.01018,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-08T14:57:51.644972Z"},"cvssSource":"cna","scores":{"cna":1.8,"vendor":5.5},"ingestedAt":"2026-09-08T15:33:26.975Z","slug":"CVE-2026-82312","body":"## Overview\n\nOpenVPN 2.0.0 through 2.6.22 and 2.7_alpha1 through 2.7.6 on Windows allows local authenticated users to cause a denial of service via a NULL DACL on named IPC objects\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · updated 2026-09-07 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-82312.json)","depth":"sunlit","depthScore":10,"depthScoreParts":{"impact":9.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}