HIGH

CVE-2021-34685

CVSS v3

7.2

HIGH

EPSS Score

2.3 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2021-34685 yet.

Full record on NVD

Description

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).

Technical details

Published: 2021-11-08

Frequently asked questions

What is CVE-2021-34685?

Is CVE-2021-34685 actively exploited?

Active exploitation of CVE-2021-34685 has not been confirmed. Its EPSS score was 2.3% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-34685?

CVE-2021-34685 has a CVSS v3 base score of 7.2 (HIGH severity).

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