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VULNERABILITIES

CVE-2026-66279 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/SiliconLabsSoftware/docs-security-advisories/blob/main/Advisories/500-599/A-00000588.md [email protected]
https://github.com/SiliconLabsSoftware/sisdk-release/ [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-940Improper Verification of Source of a Communication Channel[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-66279
NVD Published Date:
Oct 22, 2026
NVD Last Modified:
Oct 23, 2026
Source:
[email protected]
CVE-2026-66279 Details - Not Deferred