Vendor
siyuan-note
225 known vulnerabilities.
Products
225 results · Feed
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High 7.6
SiYuan importSY/importZipMd: Path Traversal via multipart filename enables arbitrary file write
SiYuan is a personal knowledge management system. In versions 3.6.0 and below, POST /api/import/importSY and POST /api/import/importZipMd write uploaded archives to a path derived from the multipart filename field without sanitization, allowing an admin to wr…
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Medium 6.8
SiYuan: Incomplete sensitive path blocklist in globalCopyFiles allows reading /proc and Docker secrets
SiYuan is a personal knowledge management system. In versions 3.6.0 and below, the globalCopyFiles API eads source files using filepath.Abs() with no workspace boundary check, relying solely on util.IsSensitivePath() whose blocklist omits /proc/, /run/secrets…
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Medium 6.5
SiYuan renderSprig: missing admin check allows any user to read full workspace DB
SiYuan is a personal knowledge management system. Prior to 3.6.1, POST /api/template/renderSprig lacks model.CheckAdminRole, allowing any authenticated user to execute arbitrary SQL queries against the SiYuan workspace database and exfiltrate all note content…
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High 8.3
SiYuan has a Full-Read SSRF via /api/network/forwardProxy
SiYuan is a personal knowledge management system. Prior to 3.6.0, the /api/network/forwardProxy endpoint allows authenticated users to make arbitrary HTTP requests from the server. The endpoint accepts a user-controlled URL and makes HTTP requests to it, retu…
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Medium 6.4CVE-2026-31809 Scanner template
SiYuan has a SVG Sanitizer Bypass via Whitespace in `javascript:` URI — Unauthenticated XSS
SiYuan is a personal knowledge management system. Prior to 3.5.10, SiYuan's SVG sanitizer (SanitizeSVG) checks href attributes for the javascript: prefix using strings.HasPrefix(). However, inserting ASCII tab (	), newline ( ), or carriage return (
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Medium 6.4CVE-2026-31807 Scanner template
SiYuan has a SVG Sanitizer Bypass via `<animate>` Element — Unauthenticated XSS
SiYuan is a personal knowledge management system. Prior to 3.5.10, SiYuan's SVG sanitizer (SanitizeSVG) blocks dangerous elements (<script>, <iframe>, <foreignobject>) and removes on* event handlers and javascript: in href attributes. However, it does NOT blo…
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Critical 9.3
SiYuan has a Path Traversal in /export Endpoint Allows Arbitrary File Read and Secret Leakage
SiYuan is a personal knowledge management system. Prior to 3.5.10, a path traversal vulnerability in the /export endpoint allows an attacker to read arbitrary files from the server filesystem. By exploiting double‑encoded traversal sequences, an attacker can …
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High 7.1
SiYuan Note publish service authorization bypass allows low-privilege users to modify notebook content
SiYuan is a personal knowledge management system. Prior to 3.5.10, a privilege escalation vulnerability exists in the publish service of SiYuan Note that allows low-privilege publish accounts (RoleReader) to modify notebook content via the /api/block/appendHe…
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Critical 9.3CVE-2026-29183 Scanner template
SiYuan: Unauthenticated reflected SVG XSS in `/api/icon/getDynamicIcon` (`type=8`) enables arbitrary JavaScript execution
SiYuan is a personal knowledge management system. Prior to version 3.5.9, an unauthenticated reflected XSS vulnerability exists in the dynamic icon API endpoint "GET /api/icon/getDynamicIcon" when type=8, attacker-controlled content is embedded into SVG outpu…
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Medium 5.7
SiYuan: Direct SQL Query API accessible to Reader-level users enables unauthorized database access
SiYuan is a personal knowledge management system. Prior to version 3.6.0, the /api/query/sql lets a user run sql directly, but it only checks basic auth, not admin rights, any logged-in user, even readers, can run any sql query on the database. This issue has…
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High 7.5
SiYuan has a File Read Interface Case Bypass Vulnerability
SiYuan is a personal knowledge management system. Prior to 3.5.5, the /api/file/getFile endpoint uses case-sensitive string equality checks to block access to sensitive files. On case-insensitive file systems such as Windows, attackers can bypass restrictions…
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Medium 4.6
Lute has a Stored Cross-Site Scripting (XSS) via Markdown hyperlink
Lute is a structured Markdown engine supporting Go and JavaScript. Lute 1.7.6 and earlier (as used in SiYuan before) has a Stored Cross-Site Scripting (XSS) vulnerability in the Markdown rendering engine. An attacker can inject malicious JavaScript into a Mar…
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Critical 9.1
SiYuan has Arbitrary File Write via /api/file/copyFile leading to RCE
SiYuan is a personal knowledge management system. Prior to version 3.5.5, the /api/file/copyFile endpoint does not validate the dest parameter, allowing authenticated users to write files to arbitrary locations on the filesystem. This can lead to Remote Code …
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Medium 5.8
SiYuan vulnerable to Stored XSS / RCE via `setBlockAttrs` icon attribute
SiYuan is a personal knowledge management system. Versions prior to 3.5.4 have a stored Cross-Site Scripting (XSS) vulnerability that allows an attacker to inject arbitrary HTML attributes into the `icon` attribute of a block via the `/api/attr/setBlockAttrs`…
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High 8.3
SiYuan Vulnerable to Arbitrary File Read via File Copy Functionality
SiYuan is a personal knowledge management system. Versions prior to 3.5.4 contain a logic vulnerability in the /api/file/globalCopyFiles endpoint. The function allows authenticated users to copy files from any location on the server's filesystem into the appl…
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High 7.8
SiYuan vulnerable to arbitrary file read
SiYuan is a personal knowledge management system. In versions prior to 3.5.4, the markdown feature allows unrestricted server side html-rendering which allows arbitrary file read (LFD). Version 3.5.4 fixes the issue.
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Low 2.1
SiYuan Vulnerable to Reflected Cross-Site Scripting (XSS) via /api/icon/getDynamicIcon
SiYuan is a personal knowledge management system. Versions prior to 3.5.4 are vulnerable to reflected cross-site scripting in /api/icon/getDynamicIcon due to unsanitized SVG input. The endpoint generates SVG images for text icons (type=8). The content query p…
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Medium 5.3
SiYuan Vulnerable to Stored Cross-Site Scripting (XSS) via Unrestricted SVG File Upload
SiYuan is self-hosted, open source personal knowledge management software. Prior to 3.5.4-dev2, a Stored Cross-Site Scripting (XSS) vulnerability exists in SiYuan Note. The application does not sanitize uploaded SVG files. If a user uploads and views a malici…
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Medium 6.9
SiYuan: Information Disclosure and Authentication Bypass via Hardcoded Session Secret
SiYuan is self-hosted, open source personal knowledge management software. In versions 3.5.1 and prior, the SiYuan Note application utilizes a hardcoded cryptographic secret for its session store. This unsafe practice renders the session encryption ineffectiv…
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High 7.8
SiYuan: ZipSlip -> Arbitrary File Overwrite -> RCE
SiYuan is self-hosted, open source personal knowledge management software. Versions 0.0.0-20251202123337-6ef83b42c7ce and below contain function importZipMd which is vulnerable to ZipSlips, allowing an authenticated user to overwrite files on the system. An a…
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High 8.7
SiYuan has an arbitrary file deletion vulnerability
SiYuan is self-hosted, open source personal knowledge management software. SiYuan Note version 3.1.18 has an arbitrary file deletion vulnerability. The vulnerability exists in the `POST /api/history/getDocHistoryContent` endpoint. An attacker can craft a payl…
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Medium 6.9
SiYuan has an SSTI via /api/template/renderSprig
SiYuan is a personal knowledge management system. Prior to version 3.1.16, SiYuan's `/api/template/renderSprig` endpoint is vulnerable to Server-Side Template Injection (SSTI) through the Sprig template engine. Although the engine has limitations, it allows a…
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High 8.7
SiYuan has an arbitrary file write in the host via /api/asset/upload
SiYuan is a personal knowledge management system. Prior to version 3.1.16, the `/api/asset/upload` endpoint in Siyuan is vulnerable to both arbitrary file write to the host and stored cross-site scripting (via the file write). Version 3.1.16 contains a patch …
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High 8.7
SiYuan has an arbitrary file read and path traversal via /api/export/exportResources
SiYuan is a personal knowledge management system. Prior to version 3.1.16, SiYuan's /api/export/exportResources endpoint is vulnerable to arbitary file read via path traversal. It is possible to manipulate the paths parameter to access and download arbitrary …
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High 8.7
SiYuan has an arbitrary file read via /api/template/render
SiYuan is a personal knowledge management system. Prior to version 3.1.16, an arbitrary file read vulnerability exists in Siyuan's `/api/template/render` endpoint. The absence of proper validation on the path parameter allows attackers to access sensitive fil…