Bluetooth Re-Pairing Vulnerability in RS9116W and SiWx91x by Silicon Labs

CVE-2026-19291

What is CVE-2026-19291?

A vulnerability exists in Bluetooth re-pairing processes with the RS9116W and SiWx91x devices manufactured by Silicon Labs. This issue allows the re-pairing of devices to occur at a lower security level than intended, potentially exposing sensitive communications to interception or unauthorized access. Users of affected devices should be aware of the implications for their device security and consider appropriate mitigations. For detailed insights and updates, refer to the official release notes and the BLERP paper linked in the references.

References