What’s Vulnerable › Vulnerabilities

CVE-2025-68947: NSecsoft NSecKrnl process termination privilege escalation

• Severity: medium (CVSS 4.7 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-13 · updated 2026-06-17
• Weakness: CWE-862

Description

NSecsoft 'NSecKrnl' is a Windows driver that allows a local, authenticated attacker to terminate processes owned by other users, including SYSTEM and Protected Processes by issuing crafted IOCTL requests to the driver.

Affected products

• NSecsoft NSecKrnl: all versions

References

• https://github.com/ANYLNK/NSecSoftBYOVD
• https://hexastrike.com/resources/blog/threat-intelligence/valleyrat-exploiting-byovd-to-kill-endpoint-security/
• https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-013-01.json
• https://www.cve.org/CVERecord?id=CVE-2025-68947
• https://www.virustotal.com/gui/file/206f27ae820783b7755bca89f83a0fe096dbb510018dd65b63fc80bd20c03261

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