{"id":"CLEANSTART-2026-DF11859","summary":"Verify() method for FIDO/U2F security key types (sk-ecdsa-sha2-nistp256@openssh","details":"Security vulnerability affects the containerd package. The Verify() method for FIDO/U2F security key types (sk-ecdsa-sha2-nistp256@openssh.","modified":"2026-10-01T01:00:08.478599868Z","published":"2026-09-30T19:47:20.833266Z","upstream":["CVE-2026-39831"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-DF11859.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-39831"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-39831"}],"affected":[{"package":{"name":"containerd","ecosystem":"CleanStart"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.3-r3"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-DF11859.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}