CVE-2026-94142

HIGH 8.8

BioStar Temperature Monitor Utility IOCTL BS_HWMIO64_W10.sys sub_1105C write-what-where

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

0th

A security vulnerability has been detected in BioStar Temperature Monitor Utility 1.2.1806.2200. Affected by this vulnerability is the function sub_1105C of the file BS_HWMIO64_W10.sys of the component IOCTL Handler. Such manipulation of the argument PhysicalAddress leads to write-what-where condition. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-123 CWE-119
Vendor	biostar
Product	temperature monitor utility
Published	Sep 21, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

BioStar / Temperature Monitor Utility

1.2.1806.2200

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/408057 vuldb.com: https://vuldb.com/vuln/408057/cti vuldb.com: https://vuldb.com/cve/CVE-2026-94142 vuldb.com: https://vuldb.com/submit/893919

Credits

🔍 Bigcat (VulDB User) VulDB CNA Team