PT-2026-85354

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-vh22-h7hf-www7. This link is maintained to preserve external references. Original Description SiYuan versions = v3.7.2 expose the /api/search/searchEmbedBlock endpoint, which passes a client-supplied SQL stateme...

PT-2026-85356

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-fph3-ghq9-vw66. This link is maintained to preserve external references. Original Description SiYuan versions before v3.7.3 contain SQL injection vulnerabilities in the fullTextSearchAssetContent endpoint...

CVE-2026-69085: Improper Neutralization of Special Elements used in an SQL Command

SiYuan before v3.7.3 contains a SQL injection vulnerability in the /api/filetree/searchDocs endpoint, where the caller-supplied keyword parameter is concatenated directly into SQL statements with no escaping or parameter binding. The endpoint is reachable by a publish RoleReader token, or...

CVE-2026-69086: Improper Limitation of a Pathname to a Restricted Directory

SiYuan versions before v3.7.3 fail to validate the avID parameter on all code branches in attribute-view read endpoints, allowing attackers to construct traversal paths that escape the storage directory. Authenticated users with RoleReader permissions or anonymous clients when publish...

CVE-2026-40259: Improper Authorization

SiYuan is an open-source personal knowledge management system. In versions 3.6.3 and below, the /api/av/removeUnusedAttributeView endpoint is protected only by generic authentication that accepts publish-service RoleReader tokens. The handler passes a caller-controlled id directly to a model...

CVE-2026-30926

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/appendHeadingChildren API endpoint. The endpoint...

CVE-2026-30926: Improper Access Control

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/appendHeadingChildren API endpoint. The endpoint...

CVE-2026-30926 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/appendHeadingChildren API endpoint. The endpoint...

GHSA-F9CQ-V43P-V523 SiYuan: Authorization Bypass Allows Low-Privilege Publish User to Modify Notebook Content via /api/block/appendHeadingChildren

Summary A privilege escalation vulnerability exists in the publish service of SiYuan Note that allows a low-privilege publish account RoleReader to modify notebook content via the /api/block/appendHeadingChildren API endpoint. The endpoint only requires model.CheckAuth, which accepts RoleReader...

PT-2026-24116

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.5.10 Description A privilege escalation issue exists in the publish service of SiYuan Note. A low-privilege publish account RoleReader can modify notebook content through the /api/block/appendHeadingChildren API...