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Ledger Flex vulnerabilities

1 published CVE affecting Ledger Flex, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).

Total
1
Critical
0
High
0
Medium
1
Low
0
Unscored
0
CISA KEV
0

Latest Ledger Flex CVEs

Newest publication first

  1. CVE-2025-15645 Ledger Nano X, Flex, Stax MCU Firmware Update Denial of Service

    Published
    MediumCVSS 5.1 EPSS 0.21%

    Ledger Nano X, Flex, and Stax devices contain a denial of service vulnerability in the MCU firmware update process due to missing validation of the reset_handler parameter during firmware flashing. An attacker can provide a crafted reset_handler address pointing to invalid memory...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.