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CVE-2026-56777

🗓️ 30 Jun 2026 22:08:41Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 30 Views

Authenticated user can bypass AST validator in Python Code node to access the task executor and environment variables.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-56777
30 Jun 202622:08
attackerkb
Cvelist
CVE-2026-56777 n8n - AST Validator Bypass in Python Code Node
30 Jun 202622:08
cvelist
EUVD
EUVD-2026-40453
1 Jul 202600:34
euvd
NVD
CVE-2026-56777
30 Jun 202623:17
nvd
OSV
CVE-2026-56777 n8n - AST Validator Bypass in Python Code Node
30 Jun 202622:08
osv
OSV
GHSA-JWM3-QCFW-C5PP n8n: Python Code Node AST Validator Bypass
16 Jun 202622:39
osv
OSV
MINI-542R-F3J8-VXP6
3 Jul 202613:32
osv
Positive Technologies
PT-2026-54049
30 Jun 202600:00
ptsecurity
Snyk
Incomplete List of Disallowed Inputs
30 Jun 202623:16
snyk
Vulnrichment
CVE-2026-56777 n8n - AST Validator Bypass in Python Code Node
30 Jun 202622:08
vulnrichment
Rows per page
NVD
Vulners
CNA
Node
OR
n8nn8nRange<2.25.7node.js
n8nn8nRange2.26.02.26.2node.js
[
  {
    "vendor": "n8n",
    "product": "n8n",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:npm/n8n",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "2.26.2"
      },
      {
        "version": "2.26.2",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  },
  {
    "vendor": "n8n",
    "product": "n8n",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:npm/n8n",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "2.25.7"
      },
      {
        "version": "2.25.7",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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02 Jul 2026 19:39Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15
CVSS 45.3
EPSS0.00245
SSVC
30