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CVE record · CVE-2025-14859

Semtech LR11xx Secure Boot Bypass

CVSS 7.0 HighEPSS 0.0011 · 1st percentile

Published by the CVE Program (CNA: SWI) at 7 Apr 2026, 19:58 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Semtech LR1110
  • affected before BL2 FW 0x1001 custom
Other versions: unaffected
Semtech LR1120
  • affected before BL2 FW 0x2001 custom
Other versions: unaffected
Semtech LR1121
  • affected before BL2 FW 0x2101 custom
Other versions: unaffected
Identifiers
CVE-2025-14859
CNA
SWI
Weakness (CWE)
CWE-327
Tags
Published
7 Apr 2026
Updated
7 Apr 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.0 High 4.0 CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:N/AU:N/R:I/V:C/RE:M CNA (SWI)
  • CISA KEV Not listed.
  • EPSS 0.0011, the 1st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 7 Apr 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.