VDB
CVE-2026-23851
CVE-2026-23851
PUBLISHED
CVSS 8.300000190734863 HIGH
SiYuan Vulnerable to Arbitrary File Read via File Copy Functionality
EPSS 0.52% · 44.0th percentile
Risk Scores
CVSS 4.0
8.300000190734863
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
EPSS Score
0.52%
44.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| siyuan-note | siyuan | 0, < 3.5.4 |
| github.com | siyuan-note/siyuan/kernel | 0 |
| b3log | siyuan | 0 |
Timeline
- Jan 19, 2026 CVE Published
- Jan 19, 2026 PoC Published
- Jan 20, 2026 EPSS Score
- Jan 21, 2026 CVE Updated
- Jan 24, 2026 EPSS Score
- Jan 24, 2026 PoC Published
- Jan 24, 2026 PoC Published
- Jan 24, 2026 PoC Published
- Jan 24, 2026 PoC Published
- Jan 24, 2026 PoC Published
- Jan 27, 2026 EPSS Score
- Jan 30, 2026 Security Advisory
References
- https://github.com/siyuan-note/siyuan/issues/16860 discussion
- https://github.com/siyuan-note/siyuan/commit/b2274baba2e11c8cf8901b0c5c871e5b27f1f6dd fix
- https://github.com/siyuan-note/siyuan/commit/f8f4b517077b92c90c0d7b51ac11be1b34b273ad fix
- https://github.com/siyuan-note/siyuan/security/advisories/GHSA-94c7-g2fj-7682 url
- https://nvd.nist.gov/vuln/detail/CVE-2026-23851 advisory
- https://github.com/siyuan-note/siyuan package