CVE-2026-111654
CVE-2026-111654 · FastBee through 2.1.0 IDOR via /iot/group By-ID Endpoints
This page contains facts from public vulnerability sources. Check the original advisory before updating.
FastBee through 2.1.0 contains an insecure direct object reference vulnerability that allows authenticated low-privilege users to access other users' device groups because GroupController queries lack owner checks. Attackers, including self-registered users, can supply sequential group IDs to read, overwrite, reassign, rewrite device associations of, or delete other users' groups.
CVSS 5.3 · Medium · EPSS 0.3%
- Published
- Updated
Affected products and versions
fastbee
- Versions
- ≥ 0, ≤ 2.1.0: Affected (semver)
No fix published
Original sources
- https://hackmd.io/@hieuPenguinnn/fastbee-device-group-cross-user-idor
- https://github.com/kerwincui/FastBee/blob/v2.1.0/springboot/fastbee-open-api/src/main/java/com/fastbee/data/controller/GroupController.java#L70-L137
- https://github.com/kerwincui/FastBee/blob/v2.1.0/springboot/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/service/impl/GroupServiceImpl.java#L37-L143
- https://github.com/kerwincui/FastBee/blob/v2.1.0/springboot/fastbee-service/fastbee-iot-service/src/main/resources/mapper/iot/GroupMapper.xml#L36-L109
- https://www.vulncheck.com/advisories/fastbee-through-2.1.0-idor-via-iot-group-by-id-endpoints
- https://nvd.nist.gov/vuln/detail/CVE-2026-111654