Vulnerability in Signalrgb Kernel Driver

CVE-2026-8049

In SignalRGB versions prior to 1.3.7.0, the \\.\SignalIo device object is created without an explicit SDDL security descriptor and without FILE_DEVICE_SECURE_OPEN. This results in overly permissive default access control, allowing any auth…

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-8049?
CVE-2026-8049 is a medium-severity vulnerability in Signalrgb Kernel Driver, classified under Improper Access Control. CVSS score: 5.3/10. Published 2026-06-17.
How severe is CVE-2026-8049?
Medium severity. CVSS v3 base score is 5.3 out of 10.