CVE-2026-39255

9.8 criticalEPSS 0.8%

Critical (9.8). EPSS 0.8% chance of exploitation in the next 30 days.

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

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 56% of CVEs (scores of 2026-10-31)
CWE: CWE-120
Published: 2026-08-17
Modified: 2026-09-09
Record from: the NVD, synced 2026-10-19

References

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

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