UploadService in Hitachi Vantara Pentaho Business Analytics through 9.1 does not properly…
Priority LOW 36CWE-434Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-434.
Summary
UploadService in Hitachi Vantara Pentaho Business Analytics through 9.1 does not properly verify uploaded user files, which allows an authenticated user to upload various files of different file types. Specifically, a .jsp file is not allowed, but a .jsp. file is allowed (and leads to remote code execution).
Why it matters now
EPSS 0.02322 83rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-34685
- 2026-10-03 Alias added: GHSA-v548-fhp9-qm3w
References
More Hitachi Vantara Pentaho vulnerabilities
- TI-2021-11702 An issue was discovered in Hitachi Vantara Pentaho through 9.1 and Pentaho Business… CVSS 3.1HIGH 7.5
- TI-2021-13687 Hitachi Vantara Pentaho Business Analytics through 9.1 allows an unauthenticated user to… CVSS 3.1CRITICAL 9.8
- TI-2021-11699 An issue was discovered in Hitachi Vantara Pentaho through 9.1 and Pentaho Business… CVSS 3.1HIGH 8.8
- TI-2022-04411 Hitachi Vantara Pentaho Business Analytics Server - Deserialization of Untrusted Data CVSS 3.1HIGH 8.8
- TI-2021-20536 Cleartext transmission of sensitive information in Hitachi Vantara Pentaho Business… CVSS 3.1HIGH 7.7
- TI-2021-11701 An issue was discovered in Hitachi Vantara Pentaho through 9.1 and Pentaho Business… CVSS 3.1HIGH 7.1
Sources
- CVE-2021-34685 · CVE Program
- CVE-2021-34685 · NVD
- FIRST EPSS
- GHSA-v548-fhp9-qm3w · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences