CVE-2026-62204mediumCWE-345

CVE-2026-62204: medium-severity vulnerability in siyuan-note siyuan

SiYuan before v3.7.4 Plugin Overwrite via Bazaar Install

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.9epss 0.1%
SiYuan versions before v3.7.4 fail to validate that packageName matches the downloaded package content in bazaar install endpoints. Attackers with same-origin access can overwrite existing trusted plugins by supplying mismatched packageName and repoURL parameters, achieving persistence across application restarts.
CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:L/VI:H/VA:L/SC:L/SI:H/SA:L
Affected products
siyuan-note · siyuan
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