4.3med
CVE-2026-63243
Firmware verification vulnerability
Published 15 d ago · modified 4 d ago · JSON
CVSS
4.3
v3.1 · CNA
CISA KEV
No
not known exploited
EPSS
0.2%
percentile 11%
Public exploits
0
none known
Summary
An authentication vulnerability in the Bluetooth Low Energy (BLE) implementation of Creative Sound Blaster Katana could allow an attacker within Bluetooth range to connect to an affected device without prior pairing or authentication.
CISA SSVC assessment
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 4 d ago
Exploit prediction (EPSS)
0.21% probability of exploitation in the next 30 days, higher than 11% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
Affected products
- Creative Labs Creative Sound Blaster Katana V2, V2X, SE
Classification
- Weakness
- CWE-287 Improper Authentication
References
- csa.gov.sg /alerts-and-advisories/alerts/al-2026-134/
Sources
- CVE List: CVE-2026-63243
- NVD: CVE-2026-63243
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