CVE-2026-5706

8.9 HIGH 0.4% exploit odds No fix listed Code execution Library

What it is

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.

At a glance

Exploitability: Can be exploited from the same network segment without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 0.4% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2026-08-28 00:18 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-09-08 19:12 UTC Last updatedMost recent change to the record

Details

Published: 2026-08-28 00:18 UTC
Last modified: 2026-09-08 19:12 UTC
Exploit probability: 0.4% · EPSS, next 30 days
Weakness: CWE-130
Record status: Awaiting Analysis

Attack profile CVSS 4.0 · 8.9

Attack vector: Adjacent network
Complexity: Low
Attack requirements: Present
Privileges needed: None
User interaction: None
Confidentiality: High
Integrity: High
Availability: High

Raw vector

CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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References

NVD record · CVE.org record