CVE-2023-7346
Ledger Bitcoin app versions 2.1.0 and 2.1.1 contain an address derivation vulnerability that allows attackers to cause incorrect Bitcoin addresses to be displayed by exploiting improper handling of miniscript policies containing the a: fragment. Attackers can craft malicious miniscript policies that cause the device to derive and display incorrect receiving addresses, potentially leading to funds being sent to unintended addresses.
Published:May 20, 2026
Last Modified:Aug 14, 2026
EPS:May 20, 2026
EPSS Score:0.0014
CVSS Score:4
Affected Products
Vendor
Product
Action
Vendor
Ledger
Product
Ledger Bitcoin App
Ledger
Ledger Bitcoin App
Vendor
Ledger-cli
Product
Ledger
Ledger-cli
Ledger
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
