Privilege escalation in Razer Synapse 4

CVE-2025-27811

A local privilege escalation in the razer_elevation_service.exe in Razer Synapse 4 through 4.0.86.2502180127 allows a local attacker to escalate their privileges via a vulnerable COM interface in the target service.

Vulnerability class: Privilege Escalation

EPSS: 0.001 (1.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-27811?
CVE-2025-27811 is a high-severity vulnerability in Razer Synapse 4, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2025-06-04.
How severe is CVE-2025-27811?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2025-27811 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.