CVE-2026-33344

CVE-2026-33344 affects Dagu (workflow engine). In versions 2.0.0–before 2.3.1, a fix for CVE-2026-27598 patched CreateNewDAG, but API endpoints GET, DELETE, RENAME, and EXECUTE pass {fileName} to locateDAG without ValidateDAGName, allowing path traversal via %2F-encoded slashes in the {fileName} ...

CVE-2026-33344: Improper Limitation of a Pathname to a Restricted Directory

Dagu is a workflow engine with a built-in Web user interface. From version 2.0.0 to before version 2.3.1, the fix for CVE-2026-27598 added ValidateDAGName to CreateNewDAG and rewrote generateFilePath to use filepath.Base. This patched the CREATE path. The remaining API endpoints - GET, DELETE,...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal via the locateDAG process. An attacker can access arbitrary files by submitting specially crafted requests containing %2F-encoded slashes. Details A Directory Traversal attack also known as path traversal aims to...

GHSA-PH8X-4JFV-V9V8 Dagu has an incomplete fix for CVE-2026-27598: path traversal via %2F-encoded slashes in locateDAG

The fix for CVE-2026-27598 commit e2ed589, PR 1691 added ValidateDAGName to CreateNewDAG and rewrote generateFilePath to use filepath.Base. This patched the CREATE path. The remaining API endpoints - GET, DELETE, RENAME, EXECUTE - all pass the fileName URL path parameter to locateDAG without...