CVE-2026-65933

BT122 malformed packet with increased length field causes memory leak

A malformed Bluetooth connection request message can cause the BT122 to leak potentially sensitive information. See vulnerability B-E4 in the related paper below.

CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed

Vendors

Silabs.com

Products

Bt122

CVE-2026-16769

RS9116W/SiWx917 plaintext pause encryption request causes DOS

An unencrypted 'pause encryption request' message causes a denial of service in the in the RS9116W/SiWx917. See vulnerability B-E10 in the related paper below.

CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed

Vendors

Silabs.com

Products

Wiseconnect

CVE-2026-16101

forced re-pairing with already bonded device

Spoofing an already bonded device can force either RS9116W or SiWx917 to re-pair/bond with a rogue device. See V1 in BLERP paper below

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed

Vendors

Silabs.com

Products

Wiseconnect

CVE-2026-19291

Bluetooth re-pairing can use a lower security level than previous

Bluetooth re-pairing with an existing device can use a lower security level. RS9116W and SiWx91x impacted. See V3 in the BLERP paper linked below.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed

Vendors

Silabs.com

Products

Wiseconnect

CVE-2026-19292

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

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.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed

Vendors

Silabs.com

Products

Wiseconnect

CVE-2026-19293

SMP security request

SMP security request (from peripheral) does not include the maximum encryption key size supported. Using a key with less than the maximum keysize makes brute-forcing the key easier. See V6 in BLERP paper linked below.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed

Vendors

Silabs.com

Products

Wiseconnect

CVE-2026-65932

BT122 stops advertising

The BT122 module stops advertising after receiving a plaintext 'pause enceryption response' message resulting in a denial of service. See vulnerability B-E2 in the related paper below.

CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed

Vendors

Silabs.com

Products

Bt122

CVE-2026-65934

BT122 plaintext pause encryption request causes DOS

An unencrypted 'pause encryption request' message causes a denial of service in the BT122 module.  See vulnerability B-E10 in the related paper below.

CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed

Vendors

Silabs.com

Products

Bt122

CVE-2026-65935

Bypassing passkey entry in legacy pairing

Passkey entry Bluetooth LE legacy pairing can be bypassed in the RS9116W and SiWx917 by manipulating the temporary key value.  See vulnerability B-E3 in the related paper below.

CVSS 4.0 · 7.6 High EPSS < 1% KEV · Not listed

Vendors

Silabs.com

Products

Wiseconnect

CVE-2026-65936

RS9116W/SiWx917 malformed packet with increased length field causes memory leak

A malformed Bluetooth connection request message can cause the RS9116W/SiWx917 to leak potentially sensitive information.  See vulnerability B-E4 in the related paper below.

CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed

Vendors

Silabs.com

Products

Wiseconnect

CVE-2026-0619

Integer Wraparound DoS in Silicon Labs Matter Implementation

A reachable infinite loop via an integer wraparound is present in Silicon Labs' Matter SDK which allows an attacker to trigger a denial of service. A hard reset is required to recover the device.

CVSS 4.0 · 6 Medium EPSS < 1% KEV · Not listed

Vendors

Silabs.com

Products

Silicon Labs Matter

CVE-2025-4321

DoS in RS9116W-WiSeConnect L2CAP protocol due to reception of malformed packets

In a Bluetooth device, using RS9116-WiseConnect SDK experiences a Denial of Service, if it receives malformed L2CAP packets, only hard reset will bring the device to normal operation

CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed

Vendors

Silabs.com

Products

Rs9116w