cve.bz

CVE-2026-62204

5.9 mediumEPSS 0.09%

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
5.9CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:L/VI:H/VA:L/SC:L/SI:H/SA:L
CVSS 3.1
6.6CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:H/A:L
EPSS
0.09% chance of exploitation in the next 30 days; higher than 0% of CVEs (scores of 2026-10-25)
CWE
CWE-345
Published
Modified
Record from
the NVD, synced

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-rpx2-p6hp-x5gjGogithub.com/siyuan-note/siyuan/kernel<0.0.0-20260808010544-26ccb40d390e0.0.0-20260808010544-26ccb40d390e

References

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