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CVE-2026-62204: siyuan 0 to before 3.7.4
CVE-2026-62204. CVSS 3.1 base score 6.6 (MEDIUM, Vendor/CNA). EPSS 0.00094 (percentile 0.00562), scored 11-Oct-2026.
Affected technology
siyuan · 0 to before 3.7.4
siyuan-note
Description’s affected range: versions before v3.7.4 fail to validate that packageName matches the downloaded package content in bazaar install endpoints
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 4.0): Local · Low privileges required · Passive user interaction
What an attacker can do
Attackers with same-origin access can overwrite existing trusted plugins by supplying mismatched packageName and repoURL parameters, achieving persistence across application restarts. Vendor/CNA’s CVSS 4.0 assessment (base score 5.9/10) rates confidentiality and availability impact as low; integrity impact as high.
- CWE
- CWE-345
- CCR priority
- 26.4 /100 (P4)
- CVSS 3.1
- 6.6 /10 · CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:H/A:L · Vendor/CNA
- EPSS
- 0.00094 · percentile 0.00562 · 2026-10-11
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-12 16:54:24.294989+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-62204.html