CVEvulnerability
CVE-2026-92985
8.6 HIGH
Official page ↗
- Status
- Deferred
- Published
- 2026-09-17
- Last modified
- 2026-09-17
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 8.6 HIGH — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/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
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-79
Description
SiYuan versions before 3.8.4 fail to escape bookmark labels imported from notebook files when rendering them in the dock tree. Attackers can craft malicious .sy notebook files with unescaped HTML in bookmark attributes that execute scripts in the Electron renderer with access to child_process for command execution.
Related
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness
References
- https://github.com/siyuan-note/siyuan github.com
- https://github.com/siyuan-note/siyuan/blob/v3.8.3/app/src/util/Tree.ts#L134 github.com
- https://github.com/siyuan-note/siyuan/commit/6f093ebe50afc503e2a8b056164293054f8509e7 github.com
- https://github.com/siyuan-note/siyuan/security/advisories/GHSA-jhfc-9mcq-8p8v github.com
- https://www.vulncheck.com/advisories/siyuan-before-3.8.4-cross-site-scripting-via-bookmark-labels www.vulncheck.com
- https://github.com/siyuan-note/siyuan/security/advisories/GHSA-jhfc-9mcq-8p8v github.com