01 Record
CVE-2026-19761
DTStack Taier Upload Controller UploadController.java MultipartFile.getOriginalFilename path traversal
MediumPUBLISHEDCNA: VulDB
CNA base score5.1 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
02 Description
DTStack Taier Upload Controller UploadController.java MultipartFile.getOriginalFilename path traversal
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.50% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 42.9% of scored records. A rank, not a probability.
- NVD base score
- 5.1 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Deferred. NVD last modified this record on 2026-08-14.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-08-13 23:45Z2 MO AGO
- Last updated
- 2026-08-14 14:07Z2 MO AGO
- Reserved
- 2026-08-13
- Assigning CNA
- VulDB
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.1)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
- Weaknesses
- CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')Base
- Data version
- 5.2
- Document digest
- 97b877c1a1a9cc1f8c8788fac14be9d8b0adcd1b929e2b4118fe4771e484c118
05 Affected products
VendorProductVersionsPlatforms
06 References
- vuldb.comVDB-389664 | DTStack Taier Upload Controller UploadController.java MultipartFile.getOriginalFilename path traversalhttps://vuldb.com/vuln/389664
- vuldb.comVDB-389664 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/vuln/389664/cti
- vuldb.comCVE-2026-19761 | CVE Analysis and Reporthttps://vuldb.com/cve/CVE-2026-19761
- vuldb.comSubmit #868965 | DTStack taier v1.4.0 Path Traversalhttps://vuldb.com/submit/868965
- github.comhttps://github.com/DTStack/Taier/issues/1202
- github.comhttps://github.com/DTStack/Taier/commit/572773c4315e23e51e30115151cb091749a8d03e
- github.comhttps://github.com/DTStack/Taier/releases/tag/v1.5.0
- github.comhttps://github.com/DTStack/Taier/