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CVE-2026-17610

RAIL 802.15.4 Mux missing ACK can lead to DoS

MEDIUM
6
CVSS Score
Published: August 27, 2026 at 10:17 PM UTC
Updated: September 8, 2026 at 07:29 PM UTC
1 product affected across 1 vendorSimplicity SDK

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Severity
MEDIUM6
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

In SiSDK v2026.6.0 and earlier, high network traffic loads can cause a dropped ACK leading to a denial of service. This is only present for EFR32MG24 and EFR32MG26 devices running concurrent multiprotocol Zigbee and Thread.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Simplicity SDK· Silicon
60%
v ≤ 2026.6.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Vendor AdvisoryPermissions Required
Source: cverecord
https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/a45Vm000000F7VpIAK?operationContext=S1
Patch
Source: cverecord
https://github.com/SiliconLabsSoftware/sisdk-release/tree/sisdk-2026.6

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6MEDIUMSilabs
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-404

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