CVE-2026-58583

FluxInk (formerly Sunia SPB Peripheral) Color Management Driver (TcnPeripheral64.sys) 1.0.7.2 allows local privilege escalation for a standard user account via arbitrary physical memory mapping at \Device\PhysicalMemory. Fixed in version 1.0.7.6. The fixed driver is currently available in the Windows 11 25H2 HLK (Hardware Lab Kit). The fixed driver may be available through Windows Update or from Lenovo directly.

CVSS v3 7.1 HIGH

7.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/b3s3da/TcnPeripheral64_PoC
https://github.com/b3s3da/TcnPeripheral64_PoC/security/advisories/GHSA-x4rw-h4v2-v83h
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-188-01.json
https://www.cve.org/CVERecord?id=CVE-2026-58583

Configurations

No configuration.

History

07 Jul 2026, 21:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-07 21:17

Updated : 2026-07-21 18:17

NVD link : CVE-2026-58583

Mitre link : CVE-2026-58583

CVE.ORG link : CVE-2026-58583

JSON object : View

Products Affected

No product.

CWE

CWE-269

Improper Privilege Management

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