CVE-2025-7916: Simopro Technology｜WinMatrix3 - Insecure Deserialization

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-07-21 · updated 2026-06-17
Weakness: CWE-502

Description

WinMatrix3 developed by Simopro Technology has an Insecure Deserialization vulnerability, allowing unauthenticated remote attackers to execute arbitrary code on the server by sending maliciously crafted serialized contents.

Affected products

Simopro Technology WinMatrix3: through 3.8.52.5

References

https://www.twcert.org.tw/en/cp-139-10257-e88f3-2.html
https://www.twcert.org.tw/tw/cp-132-10256-14d55-1.html

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