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CVE-2026-119757 Details

Description

BTCPay Server before 2.4.2, including 2.4.2 release candidates, contains an information disclosure vulnerability that allows unauthenticated remote attackers to retrieve .macaroon credential files for an LND (Lightning Network Daemon) node. Attackers can use the exposed macaroon to gain full control of the LND node, including moving funds, resulting in theft of funds from affected deployments.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://blog.btcpayserver.org/security-advisory-btcpay-server-2-4-2/	[email protected]
https://www.binance.com/en/square/post/384812445203404	[email protected]
https://www.vulncheck.com/advisories/btcpay-server-lnd-macaroon-credential-file-disclosure	[email protected]

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-522	Insufficiently Protected Credentials	[email protected]
CWE-552	Files or Directories Accessible to External Parties	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

1 change record found show changes