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 env…

Vulnerability class: Broken Authentication

EPSS: 0.000 (0.9th 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.