{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2026-36742", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-05-13T15:42:35.798Z", "dateReserved": "2026-04-06T00:00:00.000Z", "datePublished": "2026-05-13T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-05-13T15:42:35.798Z"}, "descriptions": [{"lang": "en", "value": "Hiseeu C90 v5.7.15 is vulnerable to Insecure Permissions. The UART bootloader is accessible when battery is disconnected (hidden/debug mode)."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/N0tMilk/vulnerability-research"}, {"url": "https://github.com/N0tMilk/vulnerability-research/tree/main/IoT/CVE-2026-36742"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}, "dataVersion": "5.2"}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Hiseeu C90 v5.7.15 is vulnerable to Insecure Permissions. The UART bootloader is accessible when battery is disconnected (hidden/debug mode)."}], "id": "CVE-2026-36742", "lastModified": "2026-05-13T16:31:18.790", "metrics": {}, "published": "2026-05-13T16:16:40.977", "references": [{"source": "cve@mitre.org", "url": "https://github.com/N0tMilk/vulnerability-research"}, {"source": "cve@mitre.org", "url": "https://github.com/N0tMilk/vulnerability-research/tree/main/IoT/CVE-2026-36742"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred"}

{}

{"created": "2026-05-13T18:30:46.502640+00:00", "title": "UART Bootloader Access Enables Unauthorized Firmware Reflash", "updated": "2026-05-13T18:30:46.502656+00:00", "vendors": [], "weaknesses": ["CWE-284"]}