{"id":"CVE-2022-50971","state":"PUBLISHED","title":"Malwarebytes 4.5 Unquoted Service Path Privilege Escalation","description":"Malwarebytes 4.5 contains an unquoted service path vulnerability in the MBAMService executable that allows local attackers to escalate privileges by injecting malicious code into the system root path. Attackers can place executable files in unquoted path directories that execute with LocalSystem privileges during service startup or system reboot.","publishedAt":"2026-06-19T14:16:53.479Z","updatedAt":"2026-07-15T01:24:47.114Z","severity":{"score":8.5,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["Malwarebytes Malwarebytes"],"affected":[{"vendor":"Malwarebytes","product":"Malwarebytes","versions":[{"version":"4.5.0","status":"affected"}]}],"references":["https://www.exploit-db.com/exploits/50806","https://www.malwarebytes.com/","https://www.malwarebytes.com/mwb-download/","https://www.vulncheck.com/advisories/malwarebytes-unquoted-service-path-privilege-escalation"],"weaknesses":["CWE-428"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50971.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50971","state":"PUBLISHED","datePublished":"2026-06-19T14:16:53.479Z","dateUpdated":"2026-07-15T01:24:47.114Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-01-11T13:34:26.334Z"},"containers":{"cna":{"title":"Malwarebytes 4.5 Unquoted Service Path Privilege Escalation","descriptions":[{"lang":"en","value":"Malwarebytes 4.5 contains an unquoted service path vulnerability in the MBAMService executable that allows local attackers to escalate privileges by injecting malicious code into the system root path. Attackers can place executable files in unquoted path directories that execute with LocalSystem privileges during service startup or system reboot."}],"affected":[{"vendor":"Malwarebytes","product":"Malwarebytes","versions":[{"version":"4.5.0","status":"affected"}]}],"references":[{"url":"https://www.exploit-db.com/exploits/50806","name":"ExploitDB-50806","tags":["exploit"]},{"url":"https://www.malwarebytes.com/","name":"Official Product Homepage","tags":["product"]},{"url":"https://www.malwarebytes.com/mwb-download/","name":"Product Reference","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/malwarebytes-unquoted-service-path-privilege-escalation","name":"VulnCheck Advisory: Malwarebytes 4.5 Unquoted Service Path Privilege Escalation","tags":["third-party-advisory"]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":8.5,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS"},{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-428","lang":"en","description":"Unquoted Search Path or Element","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-07-15T01:24:47.114Z"},"datePublic":"2022-05-03T00:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:malwarebytes:malwarebytes:4.5.0:*:*:*:*:windows:*:*"}]}]}],"credits":[{"lang":"en","value":"Hejap Zairy","type":"finder"}],"x_generator":{"engine":"vulncheck"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-22T14:33:58.960955Z","id":"CVE-2022-50971","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-22T14:34:09.908Z"}}]}}}