CVE-2026-55981: Firmware verification vulnerability
Published Oct 23, 2026
·Updated
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 Software
1 affected component
Creative Sound Blaster Katana
Event History
Oct 23, 2026
CVE Published
via MITRE·06:47 AM
Data Sourced
via MITRE·06:47 AM
DescriptionSeverity
Frequently Asked Questions
1
What level of access does an attacker need to exploit this issue?
The vulnerability is rated with no privileges required and no user interaction required. The attack vector is adjacent, so the attacker would need to be in an adjacent-network or otherwise locally reachable position rather than attacking over the Internet.
2
What is the impact if exploitation succeeds?
An attacker could alter a legitimate firmware image and upload it to an affected device. The supplied severity data rates confidentiality, integrity, and availability impact as high, with scope changed.