Go/github.com/siyuan-note/siyuan/kernel CVE-2026-74802: unknown 0, EPSS 0.16%

SiYuan: Cross-Site WebSocket Hijacking on the admin-only network proxy endpoint (`/ws/network/proxy`) via explicit `CheckOrigin: true` bypass

Action: Upgrade github.com/siyuan-note/siyuan/kernel to 0.0.0-20260803045322-cb67e0b4fab5 or later.

go get github.com/siyuan-note/siyuan/kernel@v0.0.0-20260803045322-cb67e0b4fab5

Affected

Fixed versions

Sources

• osv: GHSA-3cc2-h3v6-rqpq
• https://github.com/siyuan-note/siyuan/security/advisories/GHSA-3cc2-h3v6-rqpq
• https://nvd.nist.gov/vuln/detail/CVE-2026-74802
• https://github.com/siyuan-note/siyuan/commit/cb67e0b4fab57c9c5f458c1fd0df5ecf4417b696
• https://github.com/siyuan-note/siyuan
• https://github.com/siyuan-note/siyuan/releases/tag/v3.8.0
• https://www.vulncheck.com/advisories/siyuan-cross-site-websocket-hijacking-via-network-proxy

CVE-2026-74802 · published 2026-10-02T22:46:18Z · modified 2026-10-07T17:55:42.822624930Z · JSON