CVE-2023-27323: Parallels Desktop

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

Parallels Desktop Updater Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop. An attacker must first obtain the ability to execute low-privileged code on the target host system in order to exploit this vulnerability. The specific flaw exists within the Updater service. By creating a symbolic link, an attacker can abuse the service to execute a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. . Was ZDI-CAN-18150.

Affected products

• Parallels Parallels Desktop: before 18.1.0_\(53311\) (fixed in 18.1.0_\(53311\))

Published 2024-05-03. Last modified 2026-06-17.