{"id":"CVE-2026-110124","title":"FastBee through 2.1.0 contains an insecure direct object reference vulnerability in DeviceController that allows authenticated low-privilege users to read and modify other tenants' devices by supplying sequential device IDs","summary":"FastBee through 2.1.0 contains an insecure direct object reference vulnerability in DeviceController that allows authenticated low-privilege users to read and modify other tenants' devices by supplying sequential device IDs. Self-registe…","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","cwe":["CWE-639"],"published":"2026-10-13","updated":"2026-10-13","sourceUpdated":"2026-10-13T17:17:37.080","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-110124","references":[{"url":"https://github.com/kerwincui/FastBee/blob/v1.2.1/springboot/wumei-iot/src/main/java/com/ruoyi/iot/controller/DeviceController.java#L118-L213","label":"disclosure@vulncheck.com"},{"url":"https://github.com/kerwincui/FastBee/blob/v2.1.0/springboot/fastbee-open-api/src/main/java/com/fastbee/data/controller/DeviceController.java#L119-L211","label":"disclosure@vulncheck.com"},{"url":"https://github.com/kerwincui/FastBee/blob/v2.1.0/springboot/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/service/impl/DeviceServiceImpl.java#L105-L125","label":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/fastbee-device-ownership-idor","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/fastbee-through-2.1.0-idor-via-devicecontroller-iot-device-endpoints","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"ingestedAt":"2026-10-13T17:38:53.191Z","slug":"CVE-2026-110124","body":"## Overview\n\nFastBee through 2.1.0 contains an insecure direct object reference vulnerability in DeviceController that allows authenticated low-privilege users to read and modify other tenants' devices by supplying sequential device IDs. Self-registered attackers can enumerate deviceId or serialNumber values to read owner, IP, and location data, and overwrite user_id and tenant_id to take over devices.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":44.6,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}