CVE-2026-19292

Bluetooth re-pairing with legitimate device can use lower security level

Published Aug 13, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
Re-pairing with a legitimate device can use a lower security level than
previous making brute-forcing the LTK easier. See V4 in the BLERP paper linked below.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Silabs.com
Silabs.com wiseconnect
Vendors & Products Silabs.com
Silabs.com wiseconnect
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Re-pairing with a legitimate device can use a lower security level than previous making brute-forcing the LTK easier. See V4 in the BLERP paper linked below.
Title Bluetooth re-pairing with legitimate device can use lower security level
Weaknesses CWE-305
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Silabs
Published
Updated
Aug 13, 2026, 5:03 PM
Reserved
Aug 7, 2026, 4:21 PM
Status
Awaiting Analysis
Published
Aug 13, 2026, 3:19 PM
Modified
Oct 23, 2026, 6:10 PM