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EUVD-2026-20559

🗓️ 08 Apr 2026 18:02:16Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 1 Views

Zammad fixed webhook validation to block loopback and link local addresses, preventing metadata exposure.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2026-34719
8 Apr 202623:33
circl
CNNVD
Zammad 代码问题漏洞
8 Apr 202600:00
cnnvd
CVE
CVE-2026-34719
8 Apr 202618:02
cve
Cvelist
CVE-2026-34719 Zammad has a Server-side request forgery (SSRF) via webhooks
8 Apr 202618:02
cvelist
NVD
CVE-2026-34719
8 Apr 202619:25
nvd
Positive Technologies
PT-2026-31416
8 Apr 202600:00
ptsecurity
RedhatCVE
CVE-2026-34719
11 Apr 202601:21
redhatcve
Vulnrichment
CVE-2026-34719 Zammad has a Server-side request forgery (SSRF) via webhooks
8 Apr 202618:02
vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "fa0f03c8-e170-3f67-a5b2-bbcc58b85b5a",
        "vendor": {
          "name": "Zammad"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "55cbc7a8-d0ae-3c1c-a3c5-51a6f9d9913f",
        "product": {
          "name": "Zammad"
        },
        "product_version": "7.0.0-alpha, < 7.0.1"
      },
      {
        "id": "b65cb507-95a8-344a-a6b5-45b94c389403",
        "product": {
          "name": "Zammad"
        },
        "product_version": "< 6.5.4"
      }
    ]
  }
]

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