# Semtech LR1120 vulnerabilities

Source: https://junglewise.ai/threats/technologies/lr1120  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/lr1120.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Semtech LR1120: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2025-14859, was published on 7 April 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 3 (0 critical, 0 exploited in the wild)

## About Semtech LR1120

Semtech LR1120 is the firmware for a Long Range wide-area network (LoRa) transceiver module.

## Latest Semtech LR1120 vulnerabilities

- [CVE-2025-14859: Semtech LR11xx secure boot bypass via cryptographic hash collision](https://junglewise.ai/threats/cve-2025-14859-semtech-lr11xx-secure-boot-bypass-via-cryptographic-hash) (info, CVSS 7, published 7 Apr 2026)
- [CVE-2025-14858: Semtech LR11xx information disclosure in firmware validation](https://junglewise.ai/threats/cve-2025-14858-semtech-lr11xx-information-disclosure-in-firmware-validation) (info, CVSS 5.1, published 7 Apr 2026)
- [CVE-2025-14857: Semtech LoRa LR11xxx improper access control in SPI memory write](https://junglewise.ai/threats/cve-2025-14857-semtech-lora-lr11xxx-improper-access-control-in-spi-memory-write) (info, CVSS 5.4, published 7 Apr 2026)

## Most severe Semtech LR1120 vulnerabilities

- [CVE-2025-14859: Semtech LR11xx secure boot bypass via cryptographic hash collision](https://junglewise.ai/threats/cve-2025-14859-semtech-lr11xx-secure-boot-bypass-via-cryptographic-hash) (info, CVSS 7, published 7 Apr 2026)
- [CVE-2025-14857: Semtech LoRa LR11xxx improper access control in SPI memory write](https://junglewise.ai/threats/cve-2025-14857-semtech-lora-lr11xxx-improper-access-control-in-spi-memory-write) (info, CVSS 5.4, published 7 Apr 2026)
- [CVE-2025-14858: Semtech LR11xx information disclosure in firmware validation](https://junglewise.ai/threats/cve-2025-14858-semtech-lr11xx-information-disclosure-in-firmware-validation) (info, CVSS 5.1, published 7 Apr 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Semtech technologies

- [Semtech LR1110](https://junglewise.ai/threats/technologies/lr1110): 3 vulnerabilities
- [Semtech LR1121](https://junglewise.ai/threats/technologies/lr1121): 3 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Semtech LR1120 vulnerabilities", https://junglewise.ai/threats/technologies/lr1120, 9 November 2026.