CVE-2026-19382

A weakness has been identified in Almico Speedfan 4.52. This affects the function KiSystemCall64 in the library speedfan.sys of the component MSR Index Handler. Executing a manipulation can lead to memory leak. The attack can only be executed locally. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS 4.0

1.8CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

CVSS 3.1

2.3CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

EPSS

0.2% chance of exploitation in the next 30 days; higher than 6% of CVEs (scores of 2026-10-25)

CWEs

CWE-401, CWE-404

Published

2026-08-10

Modified

2026-10-23

Record from

the NVD, synced 2026-10-24

References

• https://drive.google.com/file/d/18ocvgZ9aYGpaqMuojNH1jzVpQ1AJBI7d/view?usp=sharing
• https://vuldb.com/cve/CVE-2026-19382
• https://vuldb.com/submit/866833
• https://vuldb.com/vuln/387275
• https://vuldb.com/vuln/387275/cti

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