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CVE-2026-77069 n8n before 1.123.69 SSRF Protection Bypass via OAuth2

🗓️ 20 Aug 2026 11:21:05Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 57 Views

n8n before 1.123.69 SSRF bypass in OAuth2 token exchange via unprotected HTTP client.

Related
Affected
Refs
[
  {
    "vendor": "n8n-io",
    "product": "n8n",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:npm/n8n",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "1.123.69"
      },
      {
        "version": "1.123.69",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  },
  {
    "vendor": "n8n-io",
    "product": "n8n",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:npm/n8n",
    "versions": [
      {
        "version": "2.34.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "2.34.1"
      },
      {
        "version": "2.34.1",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  },
  {
    "vendor": "n8n-io",
    "product": "n8n",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:npm/n8n",
    "versions": [
      {
        "version": "2.0.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "2.33.4"
      },
      {
        "version": "2.33.4",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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21 Aug 2026 11:21Current
CVSS 42.3
EPSS0.00293
SSVC
57