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9.8

SteelSeries GG for macOS can run unauthorized code

CVE-2026-39255 · published 17 days ago
Summary

The SteelSeries GG app for macOS has a security issue that allows a hacker to run their own code on your computer. This could potentially let the hacker steal your personal data or take control of your device. Update SteelSeries GG to the latest version to fix this issue.

Original advisory text
Buffer Overflow vulnerability in SteelSeries GG (macOS) v.107.0.0 allows a remote attacker to execute arbitrary code via the libSSEdevice.dylib, dup_wcs components
Buffer Overflow vulnerability in SteelSeries GG (macOS) v.107.0.0 allows a remote attacker to execute arbitrary code via the libSSEdevice.dylib, dup_wcs components
References
Severity
9.8 Critical
Exploitation
EPSS <1%
Type
CWE-120Classic Buffer Overflow
Timeline
Published17 Aug 2026
Updated3 Sep 2026
First seen17 Aug 2026
Sources
CVE-2026-39255 · NVD
CVE-2026-39255 · MITRE
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