Vulnerability · Published Apr 16, 2026 · Assigned by twcert
CVE-2026-6348Simopro Technology｜WinMatrix - Missing Authentication
High 8.8
In plain English
A high-severity missing authentication in WinMatrix from Simopro Technology. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.2%top 92.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Simopro Technology | WinMatrix | 3.5.13 – through 3.5.26.15 |
Weakness: CWE-306 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
References
- https://www.twcert.org.tw/tw/cp-132-10839-2d9a7-1.html third-party-advisory
- https://www.twcert.org.tw/en/cp-139-10840-ba9b9-2.html third-party-advisory