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CVE-2026-41421

🗓️ 24 Apr 2026 18:53:49Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 4 Views🌐 WEB

CVE-2026-41421: SiYuan desktop renders raw HTML in notifications allowing code execution due to insecure Electron settings; fixed in 3.6.5.

Related
Detection
Affected
Refs
Paths
Social
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-41421
24 Apr 202618:53
attackerkb
Circl
CVE-2026-41421
8 May 202611:02
circl
CNNVD
SiYuan 操作系统命令注入漏洞
24 Apr 202600:00
cnnvd
Cvelist
CVE-2026-41421 SiYuan Desktop Notification XSS Leads to Electron RCE
24 Apr 202618:53
cvelist
EUVD
EUVD-2026-25614
24 Apr 202618:53
euvd
NVD
CVE-2026-41421
24 Apr 202619:17
nvd
Positive Technologies
PT-2026-35065
24 Apr 202600:00
ptsecurity
Vulnrichment
CVE-2026-41421 SiYuan Desktop Notification XSS Leads to Electron RCE
24 Apr 202618:53
vulnrichment
Vulners
Node
[
  {
    "vendor": "siyuan-note",
    "product": "siyuan",
    "versions": [
      {
        "version": "< 3.6.5",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
msgrequest body/api/notification/pushMsgUser-controlled msg value forwarded to the frontend and inserted into the DOM via insertAdjacentHTML, enabling XSS in an Electron environment with nodeIntegration and contextIsolation disabled.CWE-78CWE-79

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27 Apr 2026 18:53Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.18.8
EPSS0.00033
SSVC
4