CVE-2025-27531
Java vulnerability analysis and mitigation

Overview

A Deserialization of Untrusted Data vulnerability (CVE-2025-27531) was discovered in Apache InLong, affecting versions from 1.13.0 before 2.1.0. The vulnerability was disclosed on February 28, 2025, and allows authenticated attackers to read arbitrary files by exploiting a parameter double-writing vulnerability (Apache List, Openwall).

Technical details

The vulnerability is classified as CWE-502 (Deserialization of Untrusted Data) and specifically affects the JDBC functionality in Apache InLong. The issue stems from improper handling of parameter writing, which can be exploited through a double-writing technique. The vulnerability has received a CVSS v3.1 base score of 9.8 (CRITICAL) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (NVD, Wiz).

Impact

When successfully exploited, this vulnerability allows authenticated attackers to read arbitrary files on the affected system. The severity of the vulnerability is rated as CRITICAL, with potential for significant data exposure (Wiz).

Mitigation and workarounds

Users are strongly recommended to upgrade to Apache InLong version 2.1.0, which contains the fix for this vulnerability (Apache List, NVD).

Additional resources


SourceThis report was generated using AI

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