SiYuan is a personal knowledge management system. In versions prior to 3.5.4, the markdown feature allows unrestricted server side html-rendering which allows arbitrary file read (LFD). Version 3.5.4 fixes the issue.
References
Configurations
History
30 Jan 2026, 15:35
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://github.com/siyuan-note/siyuan/blob/master/kernel/model/file.go#L1035 - Product | |
| References | () https://github.com/siyuan-note/siyuan/blob/v3.4.2/kernel/api/filetree.go#L799-L886 - Product | |
| References | () https://github.com/siyuan-note/siyuan/commit/b2274baba2e11c8cf8901b0c5c871e5b27f1f6dd - Patch | |
| References | () https://github.com/siyuan-note/siyuan/commit/f8f4b517077b92c90c0d7b51ac11be1b34b273ad - Patch | |
| References | () https://github.com/siyuan-note/siyuan/issues/16860 - Issue Tracking, Patch | |
| References | () https://github.com/siyuan-note/siyuan/security/advisories/GHSA-cv54-7wv7-qxcw - Exploit, Patch, Vendor Advisory | |
| First Time |
B3log
B3log siyuan |
|
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 7.5 |
| CPE | cpe:2.3:a:b3log:siyuan:*:*:*:*:*:*:*:* |
19 Jan 2026, 20:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2026-01-19 20:15
Updated : 2026-01-30 15:35
NVD link : CVE-2026-23850
Mitre link : CVE-2026-23850
CVE.ORG link : CVE-2026-23850
JSON object : View
Products Affected
b3log
- siyuan
CWE
CWE-22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
