CVE-2025-9869: Razer Synapse

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

Razer Synapse 3 Macro Module Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Razer Synapse 3. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the Razer Synapse Service. By creating a symbolic link, an attacker can abuse the service to delete arbitrary files. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-26374.

Affected products

• Razer Synapse: before 3.10.730.71519 (fixed in 3.10.730.71519)

Published 2025-10-29. Last modified 2026-10-08.