CVE-2026-39255

State: Published
Severity: 9.8 Critical
Published: Aug 17, 2026
Updated: Aug 18, 2026
Reserved: Apr 6, 2026

Description

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

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://github.com/Cipher-Security-Labs/research/tree/main/CSL-2026-03

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.