High (7.8). EPSS 0.2% chance of exploitation in the next 30 days.
An issue in the component RTKVHD64.sys of Realtek Semiconductor Corp Realtek(r) High Definition Audio Function Driver v6.0.9549.1 allows attackers to escalate privileges and execute arbitrary code via sending crafted IOCTL requests.
Severity
CVSS 3.1
7.8 high
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.2% chance of exploitation in the next 30 days; higher than 12% of CVEs (scores of 2026-10-31)