CVE-2025-67826

Dec. 23, 2025, 2:51 p.m.

7.7
High

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.

Product(s) Impacted

Product Versions

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-269
Improper Privilege Management
The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

References

https://support.k7computing.com/index.php?/selfhelp/view-article/Advisory-issued-on-22nd-Dec-2025
https://www.k7computing.com/

Tags

cve@mitre.org
2025-12-22
CVE-2025-67826

CVSS Score

7.7 / 10

CVSS Data - 3.1

  • Attack Vector: LOCAL
  • Attack Complexity: LOW
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: HIGH
  • Integrity Impact: HIGH
  • Availability Impact: NONE

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

    View Vector String

Timeline

Published: Dec. 22, 2025, 3:16 p.m.
Last Modified: Dec. 23, 2025, 2:51 p.m.

Status : Undergoing Analysis

CVE is currently being analyzed by NVD staff, this process results in association of reference link tags, CVSS scores, CWE association, and CPE applicability statements.

More info

Source

cve@mitre.org

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.