CVE-2023-53973 HIGH

CVE-2023-53973: Zillya Total Security 3.0.2367.0 Local Privilege Escalation via Quarantine Module

Vendor Zillya
Product Zillya Total Security
Weakness CWE-59
Published December 22, 2025
Last update January 3, 2026

CVSS base score

8.5/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

Zillya Total Security 3.0.2367.0 contains a privilege escalation vulnerability that allows low-privileged users to copy files to unauthorized system locations using the quarantine module. Attackers can leverage symbolic link techniques to restore quarantined files to restricted directories, potentially enabling system-level access through techniques like DLL hijacking.

Key dates

02Disclosure timeline

December 22, 2025 CVE published
January 3, 2026 Record updated