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.

Metrics

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00304.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

No data.

No data.

No data.

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-134/ cve-icon cve-icon
History

Fri, 23 Oct 2026 09:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-307

Fri, 23 Oct 2026 07:00:00 +0000

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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: CSA

Published:

Updated: 2026-10-23T06:47:05.745Z

Reserved: 2026-06-18T04:11:38.685Z

Link: CVE-2026-55981

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-23T07:16:38.420

Modified: 2026-10-23T07:16:38.420

Link: CVE-2026-55981

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-23T08:45:16Z

Weaknesses