CVE-2026-12059 PUBLISHED

Cellopoint｜CelloOS - Improper Access Control

Assigner: twcert
Reserved: 12.06.2026 Published: 12.06.2026 Updated: 12.06.2026

The SSH service of CelloOS developed by Cellopoint has an Improper Access Control vulnerability, allowing authenticated remote attackers to bypass the enforced command restrictions and execute operating system commands outside the originally authorized scope.

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 8.7

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 8.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Cellopoint
Product	CelloOS
Versions	Default: unaffected affected from 0 to 4.8.0 Build 20260316 (excl.)

Solutions

Systems connected to the vendor update service received vendor-side remediation on 2026-03-18. Systems that are offline, isolated, or otherwise unable to receive remote patches should be manually updated to any fixed release made available on or after 2026-03-18.

References

Problem Types

CWE-1284 Improper validation of specified quantity in input CWE