Vulnerability details

CVE-2026-6348

Simopro Technology WinMatrix

Simopro Technology｜WinMatrix - Missing Authentication

CVSS 4.0

9.3Critical

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.

CVSS scores

Score	Version	Source	Vector
9.3Critical	4.0	CVEProject cvelistV5 (CNA) (twcert)	`CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H`
8.8High	3.1	CVEProject cvelistV5 (CNA) (twcert)	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H`

Affected products

Vendor	Product	Versions	Source
Simopro Technology	WinMatrix	3.5.13 ≤ v ≤ 3.5.26.15	CVEProject cvelistV5 (CNA)

References and advisories

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

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Details

Published: 2026-04-16
Last updated: 2026-04-16
State: Published
Assigner (CNA): twcert

Exploit prediction (EPSS)

0.18%

Probability of exploitation in 30 days

7.5%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: None
Technical impact: Total

Weaknesses (CWE)

CWE-306
Missing authentication for critical function