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vuln-cve/data/2026/86xxx/CVE-2026-86993.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-86993",
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"state": "PUBLISHED",
"assignerShortName": "GitHub_M",
"dateReserved": "2026-09-08T16:44:23.781Z",
"datePublished": "2026-09-08T21:19:53.255Z",
"dateUpdated": "2026-09-09T16:04:06.689Z"
},
"containers": {
"cna": {
"title": "n8n: Log Streaming Event Destinations Decrypt Generic-Auth Credentials Without Ownership Check",
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-862",
"lang": "en",
"description": "CWE-862: Missing Authorization",
"type": "CWE"
}
]
}
],
"metrics": [
{
"cvssV4_0": {
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "PRESENT",
"privilegesRequired": "HIGH",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "NONE",
"vulnAvailabilityImpact": "NONE",
"subConfidentialityImpact": "LOW",
"subIntegrityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"baseScore": 5.9,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N",
"version": "4.0"
}
}
],
"references": [
{
"name": "https://github.com/n8n-io/n8n/security/advisories/GHSA-pq6c-vh67-xpm3",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-pq6c-vh67-xpm3"
},
{
"name": "https://github.com/n8n-io/n8n/releases/tag/n8n@1.123.76",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/n8n-io/n8n/releases/tag/n8n@1.123.76"
},
{
"name": "https://github.com/n8n-io/n8n/releases/tag/n8n@2.37.7",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/n8n-io/n8n/releases/tag/n8n@2.37.7"
},
{
"name": "https://github.com/n8n-io/n8n/releases/tag/n8n@2.38.2",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/n8n-io/n8n/releases/tag/n8n@2.38.2"
}
],
"affected": [
{
"vendor": "n8n-io",
"product": "n8n",
"versions": [
{
"version": ">= 2.38.0, < 2.38.2",
"status": "affected"
},
{
"version": ">= 2.0.0, < 2.37.7",
"status": "affected"
},
{
"version": "< 1.123.76",
"status": "affected"
}
]
}
],
"providerMetadata": {
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M",
"dateUpdated": "2026-09-08T21:19:53.255Z"
},
"descriptions": [
{
"lang": "en",
"value": "n8n is an open source workflow automation platform. Prior to 1.123.76, 2.37.7, and 2.38.2, a Log Streaming event destination could reference a generic HTTP credential and decrypt whichever credential ID it named without an ownership check. A user with a custom global role carrying Log Streaming scopes could select a credential belonging to another project and send its decrypted secret to an attacker-controlled endpoint. The affected authorization boundary is packages/cli/src/modules/log-streaming.ee/destinations/destination-credentials-access.ts and the credential:read scope. This issue is fixed in versions 1.123.76, 2.37.7 and 2.38.2."
}
],
"source": {
"advisory": "GHSA-pq6c-vh67-xpm3",
"discovery": "UNKNOWN"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-09-09T15:49:56.590750Z",
"id": "CVE-2026-86993",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-09-09T16:04:06.689Z"
}
}
]
}
}