High severity7.7NVD Advisory· Published Dec 22, 2025· Updated Jun 17, 2026
CVE-2025-67826
CVE-2025-67826
Description
An issue was discovered in K7 Ultimate Security 17.0.2045. A Local Privilege Escalation (LPE) vulnerability in the K7 Ultimate Security antivirus can be exploited by a local unprivileged user on default installations of the product. Insecure access to a named pipe allows unprivileged users to edit any registry key, leading to a full compromise as SYSTEM.
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Affected products
2- K7/Ultimate Securitydescription
- Range: =17.0.2045
Patches
Vulnerability mechanics
References
2- support.k7computing.com/index.phpnvdVendor Advisory
- www.k7computing.comnvdProduct
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