A vulnerability has been found in DTStack Taier 1.4.0. Affected is the function MultipartFile.getOriginalFilename of the file UploadController.java of the component Upload Controller. The manipulation of the argument File leads to path traversal.
The attack may be initiated remotely. Upgrading to version 1.5.0 is able to address this issue. The identifier of the patch is 572773c4315e23e51e30115151cb091749a8d03e.
It is advisable to upgrade the affected component.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
Low
Partial disruption
CVSS Vector v4.0
Weakness Type (CWE)
Vulnerable Products
dtstack:taier
References 8
https://vuldb.com/vuln/389664
VDB-389664 | DTStack Taier Upload Controller UploadController.java MultipartFile.getOriginalFilename path traversal
https://vuldb.com/vuln/389664/cti
VDB-389664 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/cve/CVE-2026-19761
CVE-2026-19761 | CVE Analysis and Report
https://vuldb.com/submit/868965
Submit #868965 | DTStack taier v1.4.0 Path Traversal
https://github.com/DTStack/Taier/issues/1202
NVD
https://github.com/DTStack/Taier/commit/572773c4315e23e51e30115151cb091749a8d03e
NVD
https://github.com/DTStack/Taier/releases/tag/v1.5.0
NVD
https://github.com/DTStack/Taier/
NVD