{"id":"CVE-2026-69658","title":"Ebyte NA111-M Cleartext Transmission of Sensitive Information","summary":"MQTT credentials and control traffic are transmitted in cleartext, \nexposing sensitive information to network-level attackers. This may \nenable unauthorized device impersonation and disruption of messaging \nfunctions.","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-319"],"vendor":"Ebyte","product":"Ebyte NA111-M Firmware","affected":["na111-m_firmware 9013-2-17"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"total","timestamp":"2026-08-28T13:49:04.090845Z"},"published":"2026-08-27","updated":"2026-10-05","sourceUpdated":"2026-10-05T19:25:22.529Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-69658","references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-26-237-06"},{"url":"https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-237-06.json"}],"tags":["cve.org"],"epss":0.00344,"epssPercentile":0.2563,"ingestedAt":"2026-10-05T20:32:56.660Z","slug":"CVE-2026-69658","body":"## Overview\n\nMQTT credentials and control traffic are transmitted in cleartext, \nexposing sensitive information to network-level attackers. This may \nenable unauthorized device impersonation and disruption of messaging \nfunctions.\n\n## Affected\n\n- `na111-m_firmware 9013-2-17`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n### Workarounds\n\nEbyte acknowledged receipt of the reported vulnerabilities and indicated\n that a patch was under development. However, the vendor has not \nresponded to subsequent requests for coordination, and CISA has not been\n informed of the status or availability of the patch. Users are \nencouraged to reach out to Ebyte for more information.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}