{"affected":[{"defaultStatus":"unaffected","ecosystem":"github","packageName":"btcpayserver/btcpayserver","product":"BTCPay Server","source":"CNA: VulnCheck","vendor":"BTCPay Server","versions":[{"lessThan":"2.4.2","status":"affected","version":"0","versionType":"semver"}]}],"cveId":"CVE-2026-119757","cwes":["CWE-552","CWE-522"],"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.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":9.3,"severity":"critical","source":"CNA: VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0"},{"score":9.8,"severity":"critical","source":"CNA: VulnCheck","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1793915081727,"publishedAt":1793915081727,"references":[{"source":"CNA: VulnCheck","tags":["vendor-advisory","patch"],"url":"https://blog.btcpayserver.org/security-advisory-btcpay-server-2-4-2/"},{"source":"CNA: VulnCheck","tags":["technical-description"],"url":"https://www.binance.com/en/square/post/384812445203404"},{"source":"CNA: VulnCheck","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/btcpay-server-lnd-macaroon-credential-file-disclosure"}],"remediation":[{"kind":"fix","source":"CNA: VulnCheck","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://blog.btcpayserver.org/security-advisory-btcpay-server-2-4-2/"}],"revision":"763cc8d2f740c332ca3171e70e9e0db9ae21aeea03f52be66f58fb891f4edb27","sources":[{"modifiedAt":1793915081727,"name":"CNA: VulnCheck","retrievedAt":1793916836333,"url":"https://www.cve.org/CVERecord?id=CVE-2026-119757"}],"ssvc":null,"status":"published","title":"BTCPay Server < 2.4.2 LND Macaroon Credential File Disclosure","updatedAt":1793916836333}