{"id":"CVE-2026-50227","title":"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)","summary":"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, incl…","severity":"medium","cvss":6.1,"cvssVector":"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","cwe":["CWE-78","CWE-306"],"vendor":"Acer","product":"NitroSense V5","affected":["nitrosense_v5 <= 5.2.62"],"published":"2026-09-23","updated":"2026-09-23","sourceUpdated":"2026-09-23T15:17:14.170","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-50227","references":[{"url":"https://community.acer.com/en/kb/articles/20052","label":"8fc372e3-d9c5-46e4-9410-38469745c639"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-23T14:50:48.401965Z"},"cvssSource":"cna","epss":0.00263,"epssPercentile":0.18429,"ingestedAt":"2026-09-23T08:20:37.581Z","slug":"CVE-2026-50227","body":"## Overview\n\nAn 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":34,"depthScoreParts":{"impact":33.6,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}