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CVE-2026-40107 SiYuan Affected by Zero-Click NTLM Hash Theft and Blind SSRF via Mermaid Diagram Rendering

🗓️ 09 Apr 2026 21:03:58Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 15 Views

CVE-2026-40107: SiYuan before 3.6.4 is vulnerable to zero-click hash theft and SSRF via Mermaid.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-40107
9 Apr 202621:03
attackerkb
Circl
CVE-2026-40107
9 Apr 202609:13
circl
CNNVD
SiYuan 代码问题漏洞
9 Apr 202600:00
cnnvd
CVE
CVE-2026-40107
9 Apr 202621:03
cve
EUVD
EUVD-2026-21148
10 Apr 202619:21
euvd
Github Security Blog
SiYuan Affected by Zero-Click NTLM Hash Theft and Blind SSRF via Mermaid Diagram Rendering
10 Apr 202619:21
github
NVD
CVE-2026-40107
9 Apr 202621:16
nvd
OSV
GHSA-W95V-4H65-J455 SiYuan Affected by Zero-Click NTLM Hash Theft and Blind SSRF via Mermaid Diagram Rendering
10 Apr 202619:21
osv
Positive Technologies
PT-2026-31734
9 Apr 202600:00
ptsecurity
RedhatCVE
CVE-2026-40107
5 Jun 202619:13
redhatcve
Rows per page
[
  {
    "vendor": "siyuan-note",
    "product": "siyuan",
    "versions": [
      {
        "version": "< 3.6.4",
        "status": "affected"
      }
    ]
  }
]

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