Vulnerability · Published May 26, 2026 · Assigned by Silabs
CVE-2026-8676
High 8.8
In plain English
A high-severity authentication bypass by spoofing in Simplicity SDK from silabs.com. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 10% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.2%top 89.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| silabs.com | Simplicity SDK | 0 – before 2024.12.0 |
Weakness: CWE-290 · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H