CVE-2025-66678

critical · 9.8

An issue in the HwRwDrv.sys component of Nil Hardware Editor Hardware Read & Write Utility v1.25.11.26 and earlier allows attackers to execute arbitrary read and write operations via a crafted request.

9.8

CVSS

0.6%

EPSS (exploit prob.)

49th

EPSS percentile

2026-03-04

Published

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

Weaknesses

CWE-89

Affected products

Vendor	Product	Affected versions
faintsnow	hardware_read_&_write_utility	<= 1.25.11.26

Check a specific version with /api/v1/cve/match.

References

https://github.com/Faintsnow/HE
https://github.com/cwjchoi01/CVE-2025-66678

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2025-66678