CVE-2026-55981

Critical · 9.6

CVSS

9.6

EPSS

0.2%

Published

Oct 23, 2026

CISA due date

—

The record

A firmware verification vulnerability in Creative Sound Blaster Katana could allow an attacker to modify a legitimate firmware image and upload the modified firmware to an affected device.

Affected packages

Ecosystem	Package	Introduced	Fixed