{"id":"CVE-2026-2999","aliases":["EUVD-2026-9146","GHSA-f73q-5qf2-q8r4"],"status":"published","title":"Changing｜IDExpert Windows Logon Agent - Remote Code Execution","description":"IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary executable files from a remote source and execute them.","severity":{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0056,"percentile":0.47058,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-494"],"published":"2026-03-02T05:59:35Z","modified":"2026-06-17T10:32:28Z","products":[{"vendor":"changing","product":"idexpert windows logon agent"},{"vendor":"changingtec","product":"idexpert"}],"references":[{"url":"https://www.twcert.org.tw/tw/cp-132-10740-b2eb2-1.html","tags":["third-party-advisory","Third Party Advisory"]},{"url":"https://www.twcert.org.tw/en/cp-139-10741-daed4-2.html","tags":["third-party-advisory","Third Party Advisory"]},{"url":"https://www.changingtec.com/news_detail.jsp?item_id=348","tags":["vendor-advisory","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2999"},{"url":"https://github.com/advisories/GHSA-f73q-5qf2-q8r4"}],"sources":{"cve":[{"id":"CVE-2026-2999","title":"Changing｜IDExpert Windows Logon Agent - Remote Code Execution","description":"IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary executable files from a remote source and execute them.","status":"published","published":"2026-03-02T05:59:35.309Z","modified":"2026-03-02T14:09:57.935Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-494"],"updated_at":"2026-11-02T13:48:35.749498Z"}],"euvd":[{"id":"EUVD-2026-9146","description":"IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary executable files from a remote source and execute them.","status":"published","published":"2026-03-02T05:59:35Z","modified":"2026-03-02T14:09:57Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T19:48:13.147525Z"}],"ghsa":[{"id":"GHSA-f73q-5qf2-q8r4","title":"IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability,...","description":"IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary executable files from a remote source and execute them.","status":"published","published":"2026-03-02T09:30:30Z","modified":"2026-03-02T09:30:38Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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":"critical"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-494"],"updated_at":"2026-11-02T15:06:25.269236Z"}],"nvd":[{"id":"CVE-2026-2999","description":"IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary executable files from a remote source and execute them.","status":"published","published":"2026-03-02T07:16:22.743Z","modified":"2026-06-17T10:32:28.103Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-494"],"updated_at":"2026-11-02T14:12:07.420927Z"}]}}