{"id":"CVE-2026-33566","aliases":["EUVD-2026-25742","GHSA-vqg4-6jf2-58rx"],"status":"published","title":"There is a cypher injection issue in LogonTracer prior to v2.0.0. If specially crafted Windows...","description":"There is a cypher injection issue in LogonTracer prior to v2.0.0. If specially crafted Windows event log data is loaded, the contents of the database may be altered.","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00177,"percentile":0.07341,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-943"],"published":"2026-04-27T00:04:23Z","modified":"2026-10-28T02:30:32Z","products":[{"vendor":"japan computer emergency response team coordination center (jpcert/cc)","product":"logontracer"},{"vendor":"jpcert","product":"logontracer"}],"references":[{"url":"https://www.jpcert.or.jp/press/2026/PR20260423.html","tags":["Third Party Advisory","web"]},{"url":"https://jvn.jp/en/jp/JVN57877356/","tags":["Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33566","tags":["advisory"]},{"url":"https://jvn.jp/en/jp/JVN57877356"},{"url":"https://github.com/advisories/GHSA-vqg4-6jf2-58rx"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33566.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-33566","description":"There is a cypher injection issue in LogonTracer prior to v2.0.0. If specially crafted Windows event log data is loaded, the contents of the database may be altered.","status":"published","published":"2026-04-27T00:04:23.709Z","modified":"2026-04-27T15:23:56.804Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-943"],"updated_at":"2026-11-02T14:20:07.609948Z"}],"euvd":[{"id":"EUVD-2026-25742","description":"There is a cypher injection issue in LogonTracer prior to v2.0.0. If specially crafted Windows event log data is loaded, the contents of the database may be altered.","status":"published","published":"2026-04-27T00:04:23Z","modified":"2026-04-27T15:23:56Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:24:17.432529Z"}],"ghsa":[{"id":"GHSA-vqg4-6jf2-58rx","title":"There is a cypher injection issue in LogonTracer prior to v2.0.0. If specially crafted Windows...","description":"There is a cypher injection issue in LogonTracer prior to v2.0.0. If specially crafted Windows event log data is loaded, the contents of the database may be altered.","status":"published","published":"2026-04-27T00:30:27Z","modified":"2026-04-27T00:30:28Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-943"],"updated_at":"2026-11-02T15:07:38.391524Z"}],"nvd":[{"id":"CVE-2026-33566","description":"There is a cypher injection issue in LogonTracer prior to v2.0.0. If specially crafted Windows event log data is loaded, the contents of the database may be altered.","status":"published","published":"2026-04-27T00:16:20.083Z","modified":"2026-10-26T21:10:00.17Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-943"],"updated_at":"2026-11-02T14:12:16.252509Z"}],"osv":[{"id":"CVE-2026-33566","description":"There is a cypher injection issue in LogonTracer prior to v2.0.0. If specially crafted Windows event log data is loaded, the contents of the database may be altered.","status":"published","published":"2026-04-27T00:04:23.709Z","modified":"2026-10-28T02:30:32.488127452Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-943"],"updated_at":"2026-11-02T15:45:01.896044Z"}]}}