VDB

CVE-2026-23851

CVE-2026-23851 PUBLISHED CVSS 8.300000190734863 HIGH

SiYuan Vulnerable to Arbitrary File Read via File Copy Functionality

EPSS 0.05% · 16.8th percentile

Risk Scores

CVSS v4.0
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
0.05%
16.8th percentile

Affected Products

VendorProductVersions
siyuan-notesiyuan< 3.5.4, *
github.comsiyuan-note/siyuan/kernel0, 0
b3logsiyuan0, 0

Timeline

  • Jan 19, 2026 CVE Published
  • Jan 19, 2026 PoC Published
  • Jan 20, 2026 EPSS Score
  • Jan 21, 2026 CVE Updated
  • Jan 23, 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 25, 2026 EPSS Score
  • Jan 28, 2026 EPSS Score
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