CVE-2025-67826 — HIGH (7.7)

Vulnerability 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.

CVSS Score

7.7

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
K7Computing	K7 Ultimate Security	17.0.2045

Related Weaknesses (CWE)

CWE-269

References

https://support.k7computing.com/index.php?/selfhelp/view-article/Advisory-issuedVendor Advisory
https://www.k7computing.com/Product

FAQ

What is CVE-2025-67826?

CVE-2025-67826 is a vulnerability with a CVSS score of 7.7 (HIGH). 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 defau...

How severe is CVE-2025-67826?

CVE-2025-67826 has been rated HIGH with a CVSS base score of 7.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-67826?

Check the references section above for vendor advisories and patch information. Affected products include: K7Computing K7 Ultimate Security.