Local Privilege Escalation Flaw in Razer Synapse 3 by Razer
CVE-2025-9870

7.8HIGH

Key Information:

Vendor

Razer

Status
Synapse 3
Vendor
CVE Published:
29 October 2025

What is CVE-2025-9870?

The vulnerability resides in the Philips HUE module installer of Razer Synapse 3, allowing local attackers to escalate their privileges. By creating a symbolic link, the attacker can manipulate the installer to delete arbitrary files, which can facilitate the execution of code with SYSTEM-level privileges. To exploit this flaw, the attacker must first execute low-privileged code on the target system, making it a critical component in the attack vector outlined in ZDI-CAN-26375.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

Synapse 3 3.10.228.21112

References

https://www.zerodayinitiative.com/advisories/ZDI-25-921/
x_research-advisory

CVSS V3.0

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
.