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EUVD-2026-49327

🗓️ 27 Jul 2026 15:43:45Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 5 Views

SiYuan before 3.7.3 has stored and reflected cross-site scripting in SVG sanitization, enabling authenticated script execution.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-66394
27 Jul 202615:43
attackerkb
Circl
CVE-2026-66394
27 Jul 202618:02
circl
CVE
CVE-2026-66394
27 Jul 202615:43
cve
Cvelist
CVE-2026-66394 SiYuan before v3.7.3 Stored and Reflected XSS via SVG Sanitizer Bypass
27 Jul 202615:43
cvelist
NVD
CVE-2026-66394
27 Jul 202616:18
nvd
Positive Technologies
PT-2026-64995
27 Jul 202600:00
ptsecurity
Vulnrichment
CVE-2026-66394 SiYuan before v3.7.3 Stored and Reflected XSS via SVG Sanitizer Bypass
27 Jul 202615:43
vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "b7707431-1359-3bc1-87d6-7013ae187a32",
        "vendor": {
          "name": "siyuan-note"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "a9819b32-4356-3e12-9e3f-4735943161cd",
        "product": {
          "name": "SiYuan",
          "vendor": {
            "name": "siyuan-note"
          }
        },
        "product_version": "0 <3.7.3"
      }
    ]
  }
]

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27 Jul 2026 17:58Current
6Medium risk
Vulners AI Score6
CVSS 49.3
CVSS 3.18.7
SSVC
5