{"id":"CVE-2026-119757","title":"BTCPay Server < 2.4.2 LND Macaroon Credential File Disclosure","summary":"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) no…","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-552","CWE-522"],"vendor":"BTCPay Server","product":"BTCPay Server","affected":["btcpay_server < 2.4.2"],"published":"2026-11-05","updated":"2026-11-05","sourceUpdated":"2026-11-05T21:44:41.727Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-119757","references":[{"url":"https://blog.btcpayserver.org/security-advisory-btcpay-server-2-4-2/","label":"Vendor Advisory"},{"url":"https://www.binance.com/en/square/post/384812445203404","label":"Exploitation Announcement"},{"url":"https://www.vulncheck.com/advisories/btcpay-server-lnd-macaroon-credential-file-disclosure","label":"VulnCheck Advisory: BTCPay Server < 2.4.2 LND Macaroon Credential File Disclosure"}],"tags":["cve.org"],"ingestedAt":"2026-11-05T22:38:32.144Z","slug":"CVE-2026-119757","body":"## Overview\n\nBTCPay 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.\n\n## Affected\n\n- `btcpay_server < 2.4.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}