{"id":"CVE-2026-50227","state":"PUBLISHED","title":"MQTT WebSocket Command Execution Vulnerability in NitroSense","description":"An unauthenticated local attacker can connect to the MQTT broker over its localhost WebSocket endpoint in Acer NitroSense software (versions up to and including 5.2.62). This allows the attacker to invoke exposed ddsc RPC functions, including child_process.execSync(), resulting in arbitrary command execution in the application context.","publishedAt":"2026-09-23T07:15:36.048Z","updatedAt":"2026-09-23T14:51:10.454Z","severity":{"score":6.1,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U","source":"Acer"},"assigner":"Acer","products":["Acer NitroSense V5"],"affected":[{"vendor":"Acer","product":"NitroSense V5","defaultStatus":"unaffected","versions":[{"version":"*","status":"affected","lessThanOrEqual":"5.2.62","versionType":"custom"}],"platforms":["Windows"]}],"references":["https://community.acer.com/en/kb/articles/20052"],"weaknesses":["CWE-306","CWE-78"],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/50xxx/CVE-2026-50227.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-50227","state":"PUBLISHED","datePublished":"2026-09-23T07:15:36.048Z","dateUpdated":"2026-09-23T14:51:10.454Z","assignerShortName":"Acer","assignerOrgId":"8fc372e3-d9c5-46e4-9410-38469745c639","dateReserved":"2026-06-04T09:22:14.582Z"},"containers":{"cna":{"title":"MQTT WebSocket Command Execution Vulnerability in NitroSense","descriptions":[{"lang":"en","value":"An unauthenticated local attacker can connect to the MQTT broker over its localhost WebSocket endpoint in Acer NitroSense software (versions up to and including 5.2.62). This allows the attacker to invoke exposed ddsc RPC functions, including child_process.execSync(), resulting in arbitrary command execution in the application context."}],"affected":[{"vendor":"Acer","product":"NitroSense V5","defaultStatus":"unaffected","versions":[{"version":"*","status":"affected","lessThanOrEqual":"5.2.62","versionType":"custom"}],"platforms":["Windows"]}],"references":[{"url":"https://community.acer.com/en/kb/articles/20052"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"UNREPORTED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"MEDIUM","baseScore":6.1,"vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-306","lang":"en","description":"CWE-306 Missing Authentication for Critical Function","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-78","lang":"en","description":"CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"Acer","orgId":"8fc372e3-d9c5-46e4-9410-38469745c639","dateUpdated":"2026-09-23T07:15:36.048Z"},"impacts":[{"capecId":"CAPEC-115","descriptions":[{"lang":"en","value":"CAPEC-115 Authentication Bypass"}]},{"capecId":"CAPEC-88","descriptions":[{"lang":"en","value":"CAPEC-88 OS Command Injection"}]}],"solutions":[{"lang":"en","value":"Update NitroSense to version 5.2.84 or later to fix.","supportingMedia":[{"type":"text/html","base64":false,"value":"Update NitroSense to version 5.2.84 or later to fix."}]}],"credits":[{"lang":"en","value":"Ayush Choudhary","type":"reporter"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-23T14:50:48.401965Z","id":"CVE-2026-50227","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-23T14:51:10.454Z"}}]}}}