Vulnerability · Published Dec 15, 2025 · Assigned by HITVAN
CVE-2025-9121Hitachi Vantara Pentaho Business Analytics Server - Deserialization of Untrusted Data
High 8.8
In plain English
A high-severity unsafe deserialization in Pentaho Data Integration and Analytics from Hitachi Vantara. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 38% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.4%top 62.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Hitachi Vantara | Pentaho Data Integration and Analytics | 1.0 – before 10.2.0.4 |
Weakness: CWE-502 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H