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EUVD-2026-63579

🗓️ 20 Aug 2026 19:48:51Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 5 Views

Appwrite github-issue-bot inverted signature check bypasses HMAC verification, allowing unauthenticated comment injection via GitHub webhook.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-72861
20 Aug 202619:48
cve
cvelist
Cvelist
CVE-2026-72861 Appwrite Templates github-issue-bot Skips Webhook Signature Verification When the X-Hub-Signature-256 Header Is Absent
20 Aug 202619:48
cvelist
nvd
NVD
CVE-2026-72861
20 Aug 202620:17
nvd
ptsecurity
Positive Technologies
PT-2026-79116
20 Aug 202600:00
ptsecurity
[
  {
    "enisaIdVendor": [
      {
        "id": "fd066a7b-6035-3fc6-b30b-416e65811a23",
        "vendor": {
          "name": "Appwrite"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "f952cfd7-281f-3584-8357-291f3bd98fe4",
        "product": {
          "name": "templates",
          "vendor": {
            "name": "Appwrite"
          }
        },
        "product_version": "0 ≤1.1.2"
      }
    ]
  }
]

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20 Aug 2026 19:48Current
5.4Medium risk
Vulners AI Score5.4
CVSS 46.9
CVSS 3.15.8
5