Vulnerability · Published Jul 7, 2026 · Assigned by cisa-cg

CVE-2026-58583FluxInk Color Management Driver local privilege escalation

High 7.1

In plain English

A high-severity privilege mismanagement in Color Management Driver from FluxInk. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 4% of all known vulnerabilities).

Severity (CVSS 3.1)7.1High

Exploit odds (30 days)0.1%top 96.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
FluxInk	Color Management Driver	0 – before 1.0.7.6

Weakness: CWE-269 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

References

url third-party-advisory
url exploit
url vdb-entry
url third-party-advisory