CVE-2026-100633

CVE-2026-100633 — SiYuan Published vulnerability report. The official CVE record credits dpfkdlemtp as Reporter. Official CVE record Published GitHub security advisory GHSA-9g6v-r3xf-673q CVE portfolio on my GitHub profile CVE assignment clarification GitHub staff declined to assign a second CVE ...

CVE-2026-69084-PoC

CVE-2026-69084 / CVE-2026-69085 — SiYuan Arbitrary SQL Execution & SQLi CVE-2026-69084: Arbitrary SQL Execution via /api/search/searchEmbedBlock CVE-2026-69085: SQL Injection via /api/filetree/searchDocs CVSS 9.9 Critical each · CWE-89 · SiYuan --check 2. DB-write proof: CREATE TABLE + INSERT...

CVE-2026-69083_exploit

CVE-2026-69083 — SiYuan Unauthenticated SQL Injection Unauthenticated SQL injection in SiYuan a Go-based knowledge-base app via the asset-content search endpoint. POST /api/search/fullTextSearchAssetContent builds a raw SQL statement by concatenating the user-controlled query value straight into ...

SiYuan <= 3.6.5 - Unauthenticated Path Traversal

SiYuan = 3.6.5 contains a path traversal via double URL-encoding in the /assets/ route publish mode port 6808, allowing unauthenticated attackers to read arbitrary files inside WorkspaceDir including conf/conf.json which exposes the API token and access auth code. id: CVE-2026-54066 info: name:...

SiYuan - SQL Execution

SiYuan = v3.7.2 contains a SQL injection caused by passing client-supplied SQL statements verbatim to the main read-write database handle in /api/search/searchEmbedBlock, letting attackers with publish RoleReader token or anonymous access read and modify content, exploit requires publish RoleRead...

SiYuan <= v3.6.1 - Path Traversal

SiYuan is a personal knowledge management system. Prior to version 3.6.2, the Siyuan kernel exposes an unauthenticated file-serving endpoint under /appearance/filepath. Due to improper path sanitization, attackers can perform directory traversal and read arbitrary files accessible to the server...

SiYuan <= v3.6.1 - Bookmark Data Disclosure

SiYuan v3.6.2 contains an information disclosure vulnerability caused by improper authorization checks in the publish service's bookmark filtering, letting unauthenticated visitors access bookmarked blocks from password-protected documents, exploit requires access to the publish service. id:...

SiYuan <= v3.5.9 - SVG Animate Element XSS

SiYuan = v3.5.9 contains a reflected XSS caused by insufficient SVG sanitization allowing SVG animation elements to inject executable JavaScript in /api/icon/getDynamicIcon endpoint, letting unauthenticated attackers execute scripts. id: CVE-2026-31807 info: name: SiYuan = v3.5.9 - SVG Animate...

SiYuan <=3.7.2 - SQL Injection

SiYuan before v3.7.3 contains a SQL injection caused by direct concatenation of the keyword parameter in /api/filetree/searchDocs endpoint, letting attackers with publish RoleReader token or unauthenticated in publish mode read and modify database content. id: CVE-2026-69085 info: name: SiYuan...

SiYuan <= v3.5.9 - Cross Site Scripting

SiYuan v3.5.10 contains a reflected XSS caused by improper sanitization of javascript: href attributes allowing ASCII control characters to bypass prefix checks in SVG sanitizer, letting unauthenticated attackers execute JavaScript via /api/icon/getDynamicIcon. id: CVE-2026-31809 info: name: SiYu...

SiYuan Note <= 3.6.5 - Authentication Bypass

SiYuan Note 3.6.5 and prior is vulnerable to authentication bypass. The CheckAuth middleware unconditionally trusted all chrome-extension:// origins, granting RoleAdministrator access without token validation to any request with a spoofed Origin header. Fixed in v3.7.0. id: CVE-2026-54069 info:...

SiYuan Note - Cross-Site Scripting

Unauthenticated reflected cross-site scripting XSS vulnerability in all versions of SiYuan Note containing /api/icon/getDynamicIcon with unsafe type=8 rendering logic. Attacker-controlled content is inserted directly into SVG output without proper sanitization. An attacker can execute arbitrary...

siyuan-mcp-admin-takeover-cve-2026-66012-missing-authorization

CVE-2026-66012 — SiYuan MCP Unauthenticated Administrator Takeover Proof of Concept for CVE-2026-66012 CVSS 10.0 Critical, a missing-authorization vulnerability in SiYuan's MCP Model Context Protocol endpoint that allows an unauthenticated attacker to achieve administrator takeover and remote cod...

GO-2026-6662 SiYuan: /history/*path and /repo/diff/*path potentially exposing historical snapshots of data/.siyuan/publishAccess.json and data/templates/* in github.com/siyuan-note/siyuan/kernel

SiYuan: /history/path and /repo/diff/path potentially exposing historical snapshots of data/.siyuan/publishAccess.json and data/templates/ in github.com/siyuan-note/siyuan/kernel...

GO-2026-6663 SiYuan: TLS Private Keys Readable via getFile (Incomplete Blocklist) in github.com/siyuan-note/siyuan/kernel

SiYuan: TLS Private Keys Readable via getFile Incomplete Blocklist in github.com/siyuan-note/siyuan/kernel...

GO-2026-6657 SiYuan Agent Tools SSRF via DNS-Rebinding TOCTOU (Bypass of CheckHostSSRF) in github.com/siyuan-note/siyuan/kernel

SiYuan Agent Tools SSRF via DNS-Rebinding TOCTOU Bypass of CheckHostSSRF in github.com/siyuan-note/siyuan/kernel...

GO-2026-6654 SiYuan: 17 block metadata/content endpoints in kernel/api/block.go have zero publish-access filtering, reachable by anonymous publish-mode readers in github.com/siyuan-note/siyuan/kernel

SiYuan: 17 block metadata/content endpoints in kernel/api/block.go have zero publish-access filtering, reachable by anonymous publish-mode readers in github.com/siyuan-note/siyuan/kernel...

GO-2026-6650 SiYuan: Cross-Site WebSocket Hijacking on the admin-only network proxy endpoint (`/ws/network/proxy`) via explicit `CheckOrigin: true` bypass in github.com/siyuan-note/siyuan/kernel

SiYuan: Cross-Site WebSocket Hijacking on the admin-only network proxy endpoint /ws/network/proxy via explicit CheckOrigin: true bypass in github.com/siyuan-note/siyuan/kernel...

GO-2026-6655 SiYuan MCP asset.upload Reads Arbitrary Absolute File Paths (Workspace Boundary Bypass) in github.com/siyuan-note/siyuan/kernel

SiYuan MCP asset.upload Reads Arbitrary Absolute File Paths Workspace Boundary Bypass in github.com/siyuan-note/siyuan/kernel...

GO-2026-6626 SiYuan: getUniqueFilename passes an unvalidated client-supplied path to the filesystem, giving anonymous readers an existence oracle over the entire host filesystem in github.com/siyuan-note/siyuan/kernel

SiYuan: getUniqueFilename passes an unvalidated client-supplied path to the filesystem, giving anonymous readers an existence oracle over the entire host filesystem in github.com/siyuan-note/siyuan/kernel...