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Vulnerabilities

CVE-2026-66279 | BDVDB-2026-394256 Detail

Silicon LabsConnect SDK

Description#

In Connect SDK 4.3.1 and earlier and Flex SDK 3.7.7 and earlier, a message with invalid security settings may bypass authentication resulting in network disruption. This vulnerability does not allow an attacker to gain the Network Key or otherwise break confidentiality.

Impact#

CAPEC-115: Authentication Bypass, CAPEC-176: Configuration/Environment Manipulation

Weaknesses#

  • CWE-940 Improper Verification of Source of a Communication Channel

References#

Exploit#

No public exploit known

History#

  1. Version 1Record published in the CVE List.
  2. Version 2Most recent update recorded in the CVE List.