Vulnerability · Published Aug 13, 2026 · Assigned by Silabs
CVE-2026-65934BT122 plaintext pause encryption request causes DOS
High 7.1
In plain English
A high-severity security flaw in BT122 from silabs.com. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 3% of all known vulnerabilities).
Severity (CVSS 4.0)7.1High
Exploit odds (30 days)0.1%top 96.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An unencrypted 'pause encryption request' message causes a denial of service in the BT122 module. See vulnerability B-E10 in the related paper below.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| silabs.com | BT122 | 0 – through 1.4.0 |
Weakness: CWE-440 · Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
References
- https://community.silabs.com/068Vm00000x0Yqy vendor-advisory, permissions-required
- https://arxiv.org/pdf/2409.02905 related