{"id":"CVE-2026-12932","details":"A memory leak in the tls-crypt-v2 client key extraction in OpenVPN 2.5.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote attackers to cause a denial of service (memory exhaustion) via a flood of crafted packets","modified":"2026-08-07T03:30:17.630835236Z","published":"2026-07-30T16:42:03.164Z","database_specific":{"cna_assigner":"OpenVPN","cwe_ids":["CWE-401"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/12xxx/CVE-2026-12932.json","unresolved_ranges":[{"extracted_events":[{"introduced":"2.5.0"},{"last_affected":"2.6.20"},{"introduced":"2.7_alpha1"},{"last_affected":"2.7.4"}],"source":"AFFECTED_FIELD"},{"source":"DESCRIPTION","extracted_events":[{"introduced":"2.5.0"},{"fixed":"2.6.20"},{"introduced":"2.7_alpha1"},{"fixed":"2.7.4"}]}]},"references":[{"type":"ADVISORY","url":"https://community.openvpn.net/ReleaseHistory#openvpn-2621-released-1-july-2026"},{"type":"ADVISORY","url":"https://community.openvpn.net/ReleaseHistory#openvpn-275-released-1-july-2026"},{"type":"ADVISORY","url":"https://community.openvpn.net/Security%20Announcements/CVE-2026-12932"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/12xxx/CVE-2026-12932.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-12932"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/openvpn/openvpn","events":[{"introduced":"a73072d8f780e888aca7d79b993b1e59c9d8f364"},{"fixed":"4dee614e4e799d6d4a20bffabd902291c86406f2"},{"introduced":"ee1577744fb09af760dc319d57746e6abc55db85"},{"fixed":"b25bb2a8bda814edab39b4246d4e296330a7a29e"}],"database_specific":{"extracted_events":[{"introduced":"2.5.0"},{"fixed":"2.6.21"},{"introduced":"2.7"},{"fixed":"2.7.5"}],"source":"CPE_RANGE","cpe":"cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:*"}}],"versions":["v2.7.4","v2.7.3","v2.7.2","v2.7.1","v2.7.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-12932.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}]}