CVE-2026-5706
High
Description
In Bluetooth Mesh SDK 6.1.4 and earlier, malformed extended advertisements can trigger out-of-bounds writes leading to stack corruption and remote code execution. These messages must come from a device that has already joined the network. Only provisioners supporting extended advertisements may be impacted.
SeverityHigh
CVSS8.9
Exploit probability—
ProductBT Mesh SDK
PublishedAug 28, 2026
First seenAug 28, 2026
Weakness typeCWE-130CWE-130
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Silicon Labs BT Mesh SDK | v ≤ 6.1.4, 9.1.0 | — |
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