What is GHSA-989h-w3q9-3m2f?

GHSA-989h-w3q9-3m2f is a security advisory published by GitHub Security Advisories with Medium severity. SiYuan versions before v3.7.4 fail to validate that packageName matches the downloaded package...

Which CVE IDs does GHSA-989h-w3q9-3m2f cover?

GHSA-989h-w3q9-3m2f covers the following CVE IDs: CVE-2026-62204. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-989h-w3q9-3m2f?

GHSA-989h-w3q9-3m2f has a CVSS v3 base score of 6.6, published by GitHub Security Advisories.

GHSA-989h-w3q9-3m2fMediumCVSS 6.6

SiYuan versions before v3.7.4 fail to validate that packageName matches the downloaded package...

Vendor

GitHub Security Advisories

Published

August 22, 2026

Last Modified

August 22, 2026

🔗 CVE IDs covered (1)

CVE-2026-62204 →

📋 Description

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.

🔗 References (4)

https://github.com/siyuan-note/siyuan/security/advisories/GHSA-rpx2-p6hp-x5gj
https://nvd.nist.gov/vuln/detail/CVE-2026-62204
https://www.vulncheck.com/advisories/siyuan-before-plugin-overwrite-via-bazaar-install
https://github.com/advisories/GHSA-989h-w3q9-3m2f