CVE-2026-40318 SiYuan: Publish Reader Path Traversal Delete via `removeUnusedAttributeView`

SiYuan is an open-source personal knowledge management system. In versions 3.6.3 and prior, the /api/av/removeUnusedAttributeView endpoint constructs a filesystem path using the user-controlled id parameter without validation or path boundary enforcement. An attacker can inject path traversal...

SiYuan 安全漏洞

SiYuan is an open-source personal knowledge management system developed by SiYuan itself. Versions of SiYuan 3.6.3 and earlier contained security vulnerabilities. These vulnerabilities stemmed from the /api/av/removeUnusedAttributeView endpoint, which was only protected by general authentication...

SiYuan: Publish Reader Path Traversal Delete via `removeUnusedAttributeView`

Summary The endpoint /api/av/removeUnusedAttributeView is vulnerable to a path traversal CWE-22 that allows an attacker to delete arbitrary .json files on the server. The issue arises because user-controlled input id is directly used in filesystem path construction without validation or...

SiYuan: Publish Reader Can Arbitrarily Delete Attribute View Files via `/api/av/removeUnusedAttributeView`

Summary An authenticated publish-service reader can invoke /api/av/removeUnusedAttributeView and cause persistent deletion of arbitrary attribute view AV definition files from the workspace. The route is protected only by generic CheckAuth, which accepts publish RoleReader requests. The handler...

PT-2026-32054

Name of the Vulnerable Software and Affected Versions SiYuan versions 3.x through 3.6.3 Description An issue exists where the '/api/av/removeUnusedAttributeView' endpoint is protected only by generic authentication that accepts publish-service RoleReader tokens. The handler passes a...