Privilege escalation in Razer Rzupdateservice

CVE-2026-18606

A weakness has been identified in Razer RzUpdateService 1.10.14.0. Affected by this vulnerability is an unknown functionality of the file C:\Program Files (x86)\Razer\RzUpdateEngineService\RzUpdateService.exe of the component Named Pipe Handler. Executing a manipulation of the argument lpThreadParameter can lead to improper privilege management. The attack requires local access. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure.

EPSS: 0.001 (1.5th 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)

References

Frequently asked questions

What is CVE-2026-18606?
CVE-2026-18606 is a high-severity vulnerability in Razer Rzupdateservice, classified under Incorrect Privilege Assignment. CVSS score: 7.8/10. Published 2026-08-03.
How severe is CVE-2026-18606?
High severity. CVSS v3 base score is 7.8 out of 10.