8.8
HIGH CVSS 3.1
CVE-2025-9121
Hitachi Vantara Pentaho Business Analytics Server - Deserialization of Untrusted Data
Description

Pentaho Data Integration and Analytics Community Dashboard Editor plugin versions before 10.2.0.4, including 9.3.0.x and 8.3.x, deserialize untrusted JSON data without constraining the parser to approved classes and methods.

INFO

Published Date :

Dec. 15, 2025, 11:15 p.m.

Last Modified :

Dec. 16, 2025, 2:10 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2025-9121 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH dce6e192-ff49-4263-9134-f0beccb9bc13
CVSS 3.1 HIGH [email protected]
Solution
Update the Pentaho Data Integration plugin to a version that properly handles untrusted JSON data.
  • Update the Community Dashboard Editor plugin.
  • Verify the plugin is version 10.2.0.4 or later.
  • Ensure JSON parsing is restricted to safe classes.
  • Apply vendor-provided security patches.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-9121.

URL Resource
https://support.pentaho.com/hc/en-us/articles/41832536185613--Resolved-Hitachi-Vantara-Pentaho-Business-Analytics-Server-Deserialization-of-Untrusted-Data-Versions-before-10-2-0-4-Impacted-CVE-2025-9121
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-9121 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-9121 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-9121 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-9121 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Dec. 15, 2025

    Action Type Old Value New Value
    Added Description Pentaho Data Integration and Analytics Community Dashboard Editor plugin versions before 10.2.0.4, including 9.3.0.x and 8.3.x, deserialize untrusted JSON data without constraining the parser to approved classes and methods.
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-502
    Added Reference https://support.pentaho.com/hc/en-us/articles/41832536185613--Resolved-Hitachi-Vantara-Pentaho-Business-Analytics-Server-Deserialization-of-Untrusted-Data-Versions-before-10-2-0-4-Impacted-CVE-2025-9121
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 8.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact