# Semtech vulnerabilities

Source: https://junglewise.ai/threats/vendors/semtech  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 12 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/semtech.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 4 vulnerabilities in Semtech: 0 in the last 7 days and 1 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-6232, was published on 12 October 2026. 1 vulnerability in the last four weeks, up from none in the four before. 3 technologies have a page of their own.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 1
- All time: 4 (0 critical, 0 exploited in the wild)

## About Semtech

A semiconductor company that develops analog and mixed-signal solutions for wireless and industrial applications.

## Latest Semtech vulnerabilities

- [CVE-2026-6232: Semtech LR11xx out-of-bounds write in SPI command interface](https://junglewise.ai/threats/cve-2026-6232-an-out-of-bounds-write-vulnerability-in-the-spi-host-command) (info, published 12 Oct 2026)
- [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 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)
- [CVE-2026-6232: Semtech LR11xx out-of-bounds write in SPI command interface](https://junglewise.ai/threats/cve-2026-6232-an-out-of-bounds-write-vulnerability-in-the-spi-host-command) (info, published 12 Oct 2026)

## Vulnerabilities per week

1 vulnerability in the last four weeks, up from none in the four before.

| 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 | 1 | 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 |

## Semtech technologies

- [Semtech LR1110](https://junglewise.ai/threats/technologies/lr1110): 3 vulnerabilities
- [Semtech LR1120](https://junglewise.ai/threats/technologies/lr1120): 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 vulnerabilities", https://junglewise.ai/threats/vendors/semtech, 12 November 2026.