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EUVD-2026-42258

🗓️ 08 Jul 2026 13:49:03Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 3 Views

n8n before 1.123.18 and 2.6.2 do not verify HMAC SHA256 on Zendesk webhooks, enabling unsigned posts.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-56360
8 Jul 202613:49
attackerkb
Circl
CVE-2026-56360
8 Jul 202616:22
circl
CVE
CVE-2026-56360
8 Jul 202613:49
cve
Cvelist
CVE-2026-56360 n8n - Webhook Forgery via Unsigned POST Requests in ZendeskTrigger
8 Jul 202613:49
cvelist
NVD
CVE-2026-56360
8 Jul 202614:17
nvd
Positive Technologies
PT-2026-56437
8 Jul 202600:00
ptsecurity
Vulnrichment
CVE-2026-56360 n8n - Webhook Forgery via Unsigned POST Requests in ZendeskTrigger
8 Jul 202613:49
vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "a0375e87-92e5-3c98-9f66-f593d9b892e0",
        "vendor": {
          "name": "n8n"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "a4cfa0d2-65cc-3e51-9666-c026d08116aa",
        "product": {
          "name": "n8n",
          "vendor": {
            "name": "n8n-io"
          }
        },
        "product_version": "2.0.0 <2.6.2"
      },
      {
        "id": "deb062c3-f20b-34ea-9a51-98bcd97deb10",
        "product": {
          "name": "n8n",
          "vendor": {
            "name": "n8n-io"
          }
        },
        "product_version": "0 <1.123.18"
      }
    ]
  }
]

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08 Jul 2026 14:26Current
6.1Medium risk
Vulners AI Score6.1
CVSS 46.3
CVSS 3.14
SSVC
3