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CVE-2026-12059

Cellopoint｜CelloOS - Improper Access Control

Published: Jun 12, 2026Updated: Jun 12, 2026 Sources: CVE List NVD
NVD MITRE
8.8CVSS
HIGH

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.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High

Weaknesses

CWE-1284

Affected Products

CelloOS
Cellopoint
Communications
cellopointcommercialCommunicationsaka cellopoint secure email gateway

Exploitability

Official Patch Available

References

https://www.twcert.org.tw/tw/cp-132-10966-3258e-1.html
twcert.org.tw
https://www.twcert.org.tw/en/cp-139-10965-3ce75-2.html
twcert.org.tw

Timeline

Published
Jun 12, 2026
Last Updated
Jun 12, 2026

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