What is the CVSS score of CVE-2025-12131?

CVE-2025-12131 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.0%.

Which versions of Simplicity Software Development Kit are affected by CVE-2025-12131?

CVE-2025-12131 presents notable security risk, a input validation vulnerability rated CVSS 6.5. Exploitation could compromise the security of affected deployments.

How to fix or mitigate CVE-2025-12131?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Simplicity Software Development Kit CVE-2025-12131

MEDIUM

Improper Input Validation (CWE-20)

2026-02-05 product-security@silabs.com

Denial Of Service Simplicity Software Development Kit

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

CVE Published

Feb 05, 2026 - 20:15 nvd

MEDIUM 6.5

DescriptionCVE.org

A truncated 802.15.4 packet can lead to an assert, resulting in a denial of service.

AnalysisAI

A truncated 802.15.4 packet can lead to an assert, resulting in a denial of service. [CVSS 6.5 MEDIUM]

Technical ContextAI

Classified as CWE-20 (Improper Input Validation). Affects the a denial of component of Simplicity Software Development Kit. A truncated 802.15.4 packet can lead to an assert, resulting in a denial of service.