CVE-2026-8676
An attacker is able to downgrade the security of a Bluetooth LE connection by deleting an...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
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.
- Record
CVE-2026-8676- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-290
- Updated
- 2026-11-02
EUVDEUVD-2026-31969
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.
- Record
EUVD-2026-31969- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-h7g2-qqw7-mf7r
An attacker is able to downgrade the security of a Bluetooth LE connection by deleting an...
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.
- Record
GHSA-h7g2-qqw7-mf7r- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-290
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-8676- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-290
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-8676 is a high vulnerability (CVSS 8.8) in Silabs.com Simplicity Sdk, published May 26, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.20%, the 10th percentile. No source names a fixed version.