Kernel Driver Vulnerability in Fuji Tellus Affects All Users
CVE-2026-8108

7.8HIGH

Key Information:

Vendor

Fuji Electric

Status
Tellus
Vendor
CVE Published:
12 May 2026

What is CVE-2026-8108?

A vulnerability in the Fuji Tellus installation process introduces a kernel driver that inadvertently provides all users with read and write permissions. This flaw can lead to unauthorized access and manipulation of system resources, posing significant security risks. Organizations using Fuji Tellus should assess their security posture and implement necessary mitigations to restrict access and safeguard sensitive information.

Affected Version(s)

Tellus 5.0.2

References

https://www.cisa.gov/news-events/ics-advisories/icsa-26-1...
https://github.com/cisagov/CSAF/blob/develop/csaf_files/O...

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Kim Myung-gyu of Trend Micro Zero Day Initiative reported this vulnerability to CISA.
.