CVE-2026-100645
published 2026-09-26CVE-2026-100645: SiYuan versions 3.7.0 before 3.8.4 contain a stored cross-site scripting vulnerability in gallery and kanban database renderers where field descriptions are…
PriorityP339high8CVSS 3.1
AVNACLPRLUIRSUCHIHAH
EPSS
0.35%
26.6th percentile
SiYuan versions 3.7.0 before 3.8.4 contain a stored cross-site scripting vulnerability in gallery and kanban database renderers where field descriptions are not escaped in aria-label attributes. In the Electron desktop app with nodeIntegration enabled, attackers can inject JavaScript that calls Node.js child_process APIs to execute arbitrary commands with user privileges.
Affected
1 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| siyuan-note | siyuan | >= 3.7.0 < 3.8.4 | 3.8.4 |
CVSS provenance
nvdv3.18.0HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
nvdv4.08.6HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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VulDB
SiYuan up to 3.8.3 Gallery Renderer/Kanban Renderer cross site scripting
vuldb·2026-09-26·CVSS 8.0
CVE-2026-100645 [HIGH] SiYuan up to 3.8.3 Gallery Renderer/Kanban Renderer cross site scripting
A vulnerability was found in SiYuan up to 3.8.3. It has been declared as problematic. This impacts an unknown function of the component Gallery Renderer/Kanban Renderer. Such manipulation leads to cross site scripting.
This vulnerability is listed as CVE-2026-100645. The attack may be performed from remote. There is no available exploit.
It is recommended to upgrade the affected component.
GHSA
SiYuan versions 3.7.0 before 3.8.4 contain a stored cross-site scripting vulnerability in gallery and kanban database renderers where field descriptions are not escaped in aria-label attributes.
ghsa_unreviewed·2026-09-26
CVE-2026-100645 [HIGH] CWE-79 SiYuan versions 3.7.0 before 3.8.4 contain a stored cross-site scripting vulnerability in gallery and kanban database renderers where field descriptions are not escaped in aria-label attributes.
SiYuan versions 3.7.0 before 3.8.4 contain a stored cross-site scripting vulnerability in gallery and kanban database renderers where field descriptions are not escaped in aria-label attributes. In the Electron desktop app with nodeIntegration enabled, attackers can inject JavaScript that calls Node.js child_process APIs to execute arbitrary commands with user privileges.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-09-26
Published