CVE-2026-55981

Firmware verification vulnerability

Published Oct 23, 2026 CVSS 3.1 · 9.6 Critical EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Weaknesses CWE-307
Type Values Removed Values Added
Weaknesses CWE-494
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Creative Labs
Creative Labs creative Sound Blaster Katana
Vendors & Products Creative Labs
Creative Labs creative Sound Blaster Katana
Type Values Removed Values Added
Weaknesses CWE-307
Type Values Removed Values Added
Description 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.
Title Firmware verification vulnerability
References
Metrics cvssV3_1

{'score': 9.6, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
CSA
Published
Updated
Nov 2, 2026, 4:39 PM
Reserved
Jun 18, 2026, 4:11 AM
Status
Awaiting Analysis
Published
Oct 23, 2026, 7:16 AM
Modified
Nov 2, 2026, 5:17 PM