Vulnerability Intelligence Report
CVE-2025-36939
Multiple vulnerabilities exist in OpenThread's handling of MLE packets. An authenticated attacker on the same Thread network could send specially crafted packets to cause a denial of service. These issues include triggerable assertion failures and a stack-based buffer overflow.
No Active Exploit Signals
CVSS Base Score
10.0
CRITICAL
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-121 ↗CWE-121 Stack-based Buffer Overflow
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Nest | 3.78.518349 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Google Devices · Vendor · USA |
| Reserved | 2025-04-16T00:33:54 |
| Published | 2026-08-24T16:38:45 |
| Patch Date | 2026-08-20 |
| Last Updated | 2026-08-24T17:20:14 |
Community Chatter & Buzz