GO-2026-4709 — Vulnetix

GO-2026-4709 PUBLISHED CVSS 8.5 HIGH

SiYuan Vulnerable to Cross-Origin WebSocket Hijacking via Authentication Bypass — Unauthenticated Information Disclosure in github.com/siyuan-note/siyuan/kernel

Risk Scores

CVSS 4.0

8.5

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Affected Products

Vendor	Product	Versions
github.com	siyuan-note/siyuan/kernel	0, 0

Timeline

Mar 26, 2026 CVE Published
Mar 26, 2026 CVE Updated
May 1, 2026 Security Advisory

References

https://github.com/siyuan-note/siyuan/security/advisories/GHSA-xp2m-98x8-rpj6 advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-32815 advisory
https://github.com/siyuan-note/siyuan/commit/1e370e37359778c0932673e825182ff555b504a3 fix
https://github.com/siyuan-note/siyuan/releases/tag/v3.6.1 fix

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