CVE-2026-119757 (GCVE-0-2026-119757)
Vulnerability from cvelistv5 – Published: 2026-11-05 21:44 – Updated: 2026-11-05 21:44 X_Open Source X_Known Exploited Vulnerability
VLAI
EPSS
VEX
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) 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.
Severity
9.8 (Critical)
CWE
Assigner
VulnCheck
CNA
References
3 references
| URL | Tags |
|---|---|
| https://blog.btcpayserver.org/security-advisory-b… | vendor-advisorypatch |
| https://www.binance.com/en/square/post/384812445203404 | technical-description |
| https://www.vulncheck.com/advisories/btcpay-serve… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| BTCPay Server | BTCPay Server |
Affected:
0 , < 2.4.2
(semver)
|
Date Public
2026-08-06 00:00
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"packageURL": "pkg:github/btcpayserver/btcpayserver",
"product": "BTCPay Server",
"repo": "https://github.com/btcpayserver/btcpayserver",
"vendor": "BTCPay Server",
"versions": [
{
"lessThan": "2.4.2",
"status": "affected",
"version": "0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Craig Raw"
},
{
"lang": "en",
"type": "analyst",
"value": "Team Red"
}
],
"datePublic": "2026-08-06T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "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": [
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 9.3,
"baseSeverity": "CRITICAL",
"exploitMaturity": "NOT_DEFINED",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "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",
"vulnAvailabilityImpact": "HIGH",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "HIGH",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
},
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-552",
"description": "Files or Directories Accessible to External Parties",
"lang": "en",
"type": "CWE"
},
{
"cweId": "CWE-522",
"description": "Insufficiently Protected Credentials",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-11-05T21:44:41.727Z",
"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"shortName": "VulnCheck"
},
"references": [
{
"name": "Vendor Advisory",
"tags": [
"vendor-advisory",
"patch"
],
"url": "https://blog.btcpayserver.org/security-advisory-btcpay-server-2-4-2/"
},
{
"name": "Exploitation Announcement",
"tags": [
"technical-description"
],
"url": "https://www.binance.com/en/square/post/384812445203404"
},
{
"name": "VulnCheck Advisory: BTCPay Server \u003c 2.4.2 LND Macaroon Credential File Disclosure",
"tags": [
"third-party-advisory"
],
"url": "https://www.vulncheck.com/advisories/btcpay-server-lnd-macaroon-credential-file-disclosure"
}
],
"tags": [
"x_open-source",
"x_known-exploited-vulnerability"
],
"title": "BTCPay Server \u003c 2.4.2 LND Macaroon Credential File Disclosure",
"x_generator": {
"engine": "vulncheck"
}
}
},
"cveMetadata": {
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"assignerShortName": "VulnCheck",
"cveId": "CVE-2026-119757",
"datePublished": "2026-11-05T21:44:41.727Z",
"dateReserved": "2026-10-30T15:31:52.080Z",
"dateUpdated": "2026-11-05T21:44:41.727Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
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Browse all ATT&CK techniques and the vulnerabilities related to each.
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