Firmware verification vulnerability

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-55981
StatePUBLISHED
AssignerCSA
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-10-23 07:16:38 UTC
Updated2026-10-23 07:16:38 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v3.1 9.6 CRITICAL from 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

VersionSourceTypeScoreSeverityVector
3.15f57b9bf-260d-4433-bf07-b6a79e9bb7d4Secondary9.6CRITICALCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
3.1CNACVSS9.6CRITICALCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Creative Labs Creative Sound Blaster Katana V2 V2X SE affected 1.30.260813.1100 Not specified

References

ReferenceSourceLinkTags
www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-134 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4 www.csa.gov.sg
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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