Read the docs
TI-2026-16028 Aliases CVE-2026-19762GHSA-ggvv-749f-64rg

DTStack Taier Chunk-Check Endpoint FileChunkController.java Paths.ge path traversal

Priority HIGH 70CWE-22Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
—
Confidentiality · integrity · availability
Low · Low · Low
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

A vulnerability was found in DTStack Taier 1.4.0. Affected by this vulnerability is the function Paths.ge of the file FileChunkController.java of the component Chunk-Check Endpoint. The manipulation of the argument Name results in path traversal. The attack may be launched remotely. The exploit has been made public and could be used.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00615 49th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
DTStackTaier1.4.0—No fix listedCNA
  • Taier VendorDTStack Affected 1.4.0 Fixed in — No fix listed CNA

CPE names CNA · 1

CPEVersionsRoleVendor
cpe:2.3:a:dtstack:taier:*:*:*:*:*:*:*:*——DTStack
  • cpe:2.3:a:dtstack:taier:*:*:*:*:*:*:*:* Versions — — ·DTStack

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-19762
  2. 2026-10-03 Alias added: GHSA-ggvv-749f-64rg

References

Exploit 1

Other 1

  • TI-2023-14050 An insecure permissions in /Taier/API/tenant/listTenant interface in DTStack Taier 1.3.0… CVSS 3.1HIGH 7.5
  • TI-2026-10029 DTStack Taier Source Connection Test Endpoint LoginInterceptor.java preHandle improper authentication CVSS 4.0MEDIUM 6.9
  • TI-2026-08284 DTStack Taier REST API Runtime.exec os command injection CVSS 4.0MEDIUM 5.3
  • TI-2026-16029 DTStack Taier Cluster Creation ClusterController.java FileUtils.deleteDirectory path traversal CVSS 4.0MEDIUM 5.1
  • TI-2026-16027 DTStack Taier Upload Controller UploadController.java MultipartFile.getOriginalFilename path traversal CVSS 4.0MEDIUM 5.1
  • TI-2026-04130 A stack overflow and DoS vulnerability in DTStack/chunjun CVSS 4.0HIGH 8.7

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences