CVE-2025-48459: Apache IoTDB: Deserialization of untrusted Data

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-09-24 · updated 2026-09-26
Weakness: CWE-502

Description

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 products

Apache Software Foundation Apache IoTDB: from 1.0.0 before 2.0.5 — fixed in 2.0.5

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache IoTDB 2.0.5. Check the vendor advisory for mitigations.

References

https://lists.apache.org/thread/mr84n19nv8d0bmcrfsj3mm5ff5qn4q2f
http://www.openwall.com/lists/oss-security/2025/09/24/8

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