What is GHSA-x53g-945m-mppw?

GHSA-x53g-945m-mppw is a security advisory published by GitHub Security Advisories with Critical severity. A firmware verification vulnerability in Creative Sound Blaster Katana could allow an attacker to...

Which CVE IDs does GHSA-x53g-945m-mppw cover?

GHSA-x53g-945m-mppw covers the following CVE IDs: CVE-2026-55981. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-x53g-945m-mppw?

GHSA-x53g-945m-mppw has a CVSS v3 base score of 9.6, published by GitHub Security Advisories.

GHSA-x53g-945m-mppwCriticalCVSS 9.6

A firmware verification vulnerability in Creative Sound Blaster Katana could allow an attacker to...

Vendor

GitHub Security Advisories

Published

October 23, 2026

Last Modified

October 23, 2026

🔗 CVE IDs covered (1)

CVE-2026-55981 →

📋 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.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-55981
https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-134
https://github.com/advisories/GHSA-x53g-945m-mppw