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Threatist priority CRITICAL 0 HIGH 0 MEDIUM 0 LOW 2

Signals Exploited in the wild (KEV) 0 Patch available 2 No fix listed 0 Has CVE 2

Fix status Fixed 2 Partial 0 Will not fix 0 Deferred 0 No fix listed 0

Attack vector Network 0 Adjacent network 0 Local 0 Physical 2

Requirements No authentication 2 No user interaction 2

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Weakness (CWE) CWE-123 Write-what-where Condition 1 CWE-226 Sensitive Information in Resource Not Removed Before Reuse 1

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Release: Semtech LR1110, LR1120, LR1121 TRX FW 0x0104, TRX FW 0x0202, TRX FW 0x0402 × Clear all filters

TI-2025-13553 CVE-2025-14858 · GHSA-pq38-4mfg-vpxj

Semtech LR11xx Encrypted Firmware Disclosure

Priority LOW 24

The Semtech LR11xx LoRa transceivers running early versions of firmware contains an information disclosure vulnerability in its firmware validation functionality.

CVSS 4.0MEDIUM 5.1· Physical · No auth · No interaction · EPSS 0.00117 · Published 2026-04-07 · Fixed in TRX FW 0x0402, TRX FW 0x0202 +1 CWE-226

TI-2025-13552 CVE-2025-14857 · GHSA-xjjj-2993-4g39

Semtech LR11xx Memory Write Access Control Bypass

Priority LOW 26

An improper access control vulnerability exists in Semtech LoRa LR11xxx transceivers running early versions of firmware where the memory write command accessible via the physical SPI interface fails to enforce write prot…

CVSS 4.0MEDIUM 5.4· Physical · No auth · No interaction · EPSS 0.00253 · Published 2026-04-07 · Fixed in TRX FW 0x0402, TRX FW 0x0202 +1 CWE-123

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