{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-33277","assignerOrgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","state":"PUBLISHED","assignerShortName":"jpcert","dateReserved":"2026-04-21T23:51:22.704Z","datePublished":"2026-04-27T00:03:41.704Z","dateUpdated":"2026-04-27T15:32:02.563Z"},"containers":{"cna":{"affected":[{"vendor":"Japan Computer Emergency Response Team Coordination Center (JPCERT/CC)","product":"LogonTracer","versions":[{"version":"prior to v2.0.0","status":"affected"}]}],"descriptions":[{"lang":"en","value":"An OS command Injection issue exists in LogonTracer prior to v2.0.0. An arbitrary OS command may be executed by a logged-in user."}],"problemTypes":[{"descriptions":[{"description":"Improper neutralization of special elements used in an OS command ('OS Command Injection')","lang":"en-US","cweId":"CWE-78","type":"CWE"}]}],"references":[{"url":"https://www.jpcert.or.jp/press/2026/PR20260423.html"},{"url":"https://jvn.jp/en/jp/JVN57877356/"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_0":{"version":"3.0","baseSeverity":"HIGH","baseScore":8.8,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}},{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV4_0":{"version":"4.0","baseSeverity":"HIGH","baseScore":8.7,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}],"providerMetadata":{"orgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","shortName":"jpcert","dateUpdated":"2026-04-27T00:03:41.704Z"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-27T15:24:12.890674Z","id":"CVE-2026-33277","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-27T15:32:02.563Z"}}]}}