FastBee through 2.1.0 contains an insecure direct object reference vulnerability in ProductController that allows authenticated tenant users to access other tenants' products by supplying their product IDs. Attackers can enumerate sequential product IDs to read MQTT account, password, and secret values, overwrite product configuration including tenant_id, or delete products with cascading rows.

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History

Tue, 03 Nov 2026 17:45:00 +0000

Type Values Removed Values Added
First Time appeared Beecue
Beecue fastbee
Vendors & Products Beecue
Beecue fastbee

Tue, 03 Nov 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 03 Nov 2026 15:30:00 +0000

Type Values Removed Values Added
Description FastBee through 2.1.0 contains an insecure direct object reference vulnerability in ProductController that allows authenticated tenant users to access other tenants' products by supplying their product IDs. Attackers can enumerate sequential product IDs to read MQTT account, password, and secret values, overwrite product configuration including tenant_id, or delete products with cascading rows.
Title FastBee through 2.1.0 IDOR via /iot/product By-ID Endpoints
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 8.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-03T16:41:09.250Z

Reserved: 2026-11-03T14:46:16.668Z

Link: CVE-2026-121556

cve-icon Vulnrichment

Updated: 2026-11-03T16:41:04.040Z

cve-icon NVD

Status : Deferred

Published: 2026-11-03T16:17:27.970

Modified: 2026-11-03T17:18:10.763

Link: CVE-2026-121556

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-03T17:30:07Z

Weaknesses