CVE-2026-19292 Bluetooth re-pairing with legitimate device can use lower security level
Attackers can brute-force Bluetooth Long Term Keys by forcing re-pairing at a lower security level, compromising device authentication.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-19292?
CVE-2026-19292 is a high-severity vulnerability in silabs.com WiseConnect, published on 13 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Weakness: CWE-305
Which versions are affected by CVE-2026-19292?
How do I fix CVE-2026-19292?
No fix has been published for CVE-2026-19292 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-19292 being exploited?
There is no known exploitation of CVE-2026-19292 in the wild and no public exploit code.
Sources
Also known as GHSA-pv8r-xmqx-g2r9.