[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"cve-CVE-2021-47890":3},{"id":4,"cve_id":5,"euvd_id":6,"summary":7,"published":8,"cvss_data":9,"is_remote":24,"cwes":25,"cpes":27,"technologies":28,"references":29,"score":34,"epss_score":35,"epss_percentile":36,"is_kev":24,"cisa_kev_date_added":37,"cisa_kev_due_date":37,"cisa_ssvc":38,"attack_mappings":48,"exploits":55},285149,"CVE-2021-47890","EUVD-2026-4296","LogonExpert 8.1 contains an unquoted service path vulnerability in the LogonExpertSvc service running with LocalSystem privileges. Attackers can exploit the unquoted path to place malicious executables in intermediate directories, potentially gaining elevated system access during service startup.","2026-01-23T17:15:00Z",{"cvss_v3.1":10,"cvss_v4.0":19},{"scope":11,"version":12,"baseScore":13,"attackVector":14,"baseSeverity":15,"vectorString":16,"integrityImpact":15,"userInteraction":17,"attackComplexity":18,"availabilityImpact":15,"privilegesRequired":18,"confidentialityImpact":15},"UNCHANGED","3.1",7.8,"LOCAL","HIGH","CVSS:3.1\u002FAV:L\u002FAC:L\u002FPR:L\u002FUI:N\u002FS:U\u002FC:H\u002FI:H\u002FA:H","NONE","LOW",{"Safety":20,"version":21,"Recovery":20,"baseScore":22,"Automatable":20,"attackVector":14,"baseSeverity":15,"valueDensity":20,"vectorString":23,"exploitMaturity":20,"providerUrgency":20,"userInteraction":17,"attackComplexity":18,"attackRequirements":17,"privilegesRequired":18,"subIntegrityImpact":17,"vulnIntegrityImpact":15,"integrityRequirement":20,"modifiedAttackVector":20,"subAvailabilityImpact":17,"vulnAvailabilityImpact":15,"availabilityRequirement":20,"modifiedUserInteraction":20,"modifiedAttackComplexity":20,"subConfidentialityImpact":17,"vulnConfidentialityImpact":15,"confidentialityRequirement":20,"modifiedAttackRequirements":20,"modifiedPrivilegesRequired":20,"modifiedSubIntegrityImpact":20,"modifiedVulnIntegrityImpact":20,"vulnerabilityResponseEffort":20,"modifiedSubAvailabilityImpact":20,"modifiedVulnAvailabilityImpact":20,"modifiedSubConfidentialityImpact":20,"modifiedVulnConfidentialityImpact":20},"NOT_DEFINED","4.0",8.5,"CVSS:4.0\u002FAV:L\u002FAC:L\u002FAT:N\u002FPR:L\u002FUI:N\u002FVC:H\u002FVI:H\u002FVA:H\u002FSC:N\u002FSI:N\u002FSA:N\u002FE:X\u002FCR:X\u002FIR:X\u002FAR:X\u002FMAV:X\u002FMAC:X\u002FMAT:X\u002FMPR:X\u002FMUI:X\u002FMVC:X\u002FMVI:X\u002FMVA:X\u002FMSC:X\u002FMSI:X\u002FMSA:X\u002FS:X\u002FAU:X\u002FR:X\u002FV:X\u002FRE:X\u002FU:X",false,[26],"CWE-428",[],[],[30,31,32,33],"https:\u002F\u002Fdownload.logonexpert.com\u002FLogonExpertSetup64.msi","https:\u002F\u002Fwww.exploit-db.com\u002Fexploits\u002F49586","https:\u002F\u002Fwww.softros.com\u002F","https:\u002F\u002Fwww.vulncheck.com\u002Fadvisories\u002Flogonexpert-logonexpertsvc-unquoted-service-path",0.58,0.00143,0.03548,null,{"timestamp":39,"automatable":40,"tech_impact":41,"exploitation":42,"cisa_decision":43,"cisa_remediation_timeline":47},"2026-01-23T19:17:46.289597Z","no","total","poc",{"vector":44,"decision":45,"priority":46},"CISAv1\u002FE:P\u002FA:N\u002FT:T\u002FM:H\u002F2026-10-25T19:16:07.645300\u002F","attend","medium","14D",[49],{"name":50,"source":51,"tactics":52,"technique_id":54},"Exploitation for Privilege Escalation","attack_vector",[53],"privilege-escalation","T1068",[56],{"link":31}]