What is CVE-2026-8676?

CVE-2026-8676 is a high-severity vulnerability in Silabs.com Simplicity Sdk, classified under Authentication Bypass by Spoofing. CVSS score: 8.8/10. Published 2026-05-26.

How severe is CVE-2026-8676?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Silabs.com Simplicity Sdk

CVE-2026-8676

An attacker is able to downgrade the security of a Bluetooth LE connection by deleting an existing bond, spoofing the bonded device and creating a new bond.

EPSS: 0.000 (5.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Silabs.com Simplicity Sdk — versions 0

Weakness classification (CWE)

CWE-290 — Authentication Bypass by Spoofing

References

product-security@silabs.com (vendor-advisory)
product-security@silabs.com (release-notes)

Frequently asked questions

What is CVE-2026-8676?: CVE-2026-8676 is a high-severity vulnerability in Silabs.com Simplicity Sdk, classified under Authentication Bypass by Spoofing. CVSS score: 8.8/10. Published 2026-05-26.
How severe is CVE-2026-8676?: High severity. CVSS v3 base score is 8.8 out of 10.