What is CVE-2026-6348?

CVE-2026-6348 is a high-severity vulnerability in Simopro Technology Winmatrix, classified under Missing Authentication for Critical Function. CVSS score: 8.8/10. Published 2026-04-16.

How severe is CVE-2026-6348?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in Simopro Technology Winmatrix

CVE-2026-6348

WinMatrix agent developed by Simopro Technology has a Missing Authentication vulnerability, allowing authenticated local attackers to execute arbitrary code with SYSTEM privileges on the local machine as well as on all hosts within the environment where the agent is installed.

Vulnerability class: Broken Authentication

EPSS: 0.002 (7.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Simopro Technology Winmatrix — versions 3.5.13

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

twcert@cert.org.tw (third-party-advisory)
twcert@cert.org.tw (third-party-advisory)

Frequently asked questions

What is CVE-2026-6348?: CVE-2026-6348 is a high-severity vulnerability in Simopro Technology Winmatrix, classified under Missing Authentication for Critical Function. CVSS score: 8.8/10. Published 2026-04-16.
How severe is CVE-2026-6348?: High severity. CVSS v3 base score is 8.8 out of 10.