---
id: CVE-2025-48459
title: |-
  Deserialization of Untrusted Data vulnerability in Apache IoTDB.

  This issue affects Apache IoTDB: from 1.0.0 before 2.0.5.

  Users are recommended to upgrade to version 2.0.5, which fixes the issue.
summary: |-
  Deserialization of Untrusted Data vulnerability in Apache IoTDB.

  This issue affects Apache IoTDB: from 1.0.0 before 2.0.5.

  Users are recommended to upgrade to version 2.0.5, which fixes the issue.
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-502
vendor: apache
product: iotdb
affected:
  - 'iotdb >= 1.0.0, < 2.0.5'
patched:
  - iotdb 2.0.5
published: '2025-09-24'
updated: '2026-09-26'
sourceUpdated: '2026-09-26T00:10:00.127'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-48459'
references:
  - url: 'https://lists.apache.org/thread/mr84n19nv8d0bmcrfsj3mm5ff5qn4q2f'
    label: security@apache.org
  - url: 'http://www.openwall.com/lists/oss-security/2025/09/24/8'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00494
epssPercentile: 0.39858
ingestedAt: '2026-09-26T00:22:39.949Z'
---

## Overview

Deserialization of Untrusted Data vulnerability in Apache IoTDB.

This issue affects Apache IoTDB: from 1.0.0 before 2.0.5.

Users are recommended to upgrade to version 2.0.5, which fixes the issue.

## Affected

- `iotdb >= 1.0.0, < 2.0.5`

## Remediation

Upgrade past the affected range:

- `iotdb 2.0.5`