CVE-2025-64408
Java vulnerability analysis and mitigation

Overview

CVE-2025-64408 is a critical Java deserialization vulnerability affecting Apache Causeway that was disclosed on November 19, 2025. The vulnerability impacts Apache Causeway versions 2.0.0 through 3.4.0 and 4.0.0-M1, specifically affecting applications using Causeway's ViewModel functionality (OpenWall).

Technical details

The vulnerability allows remote code execution (RCE) through user-controllable URL parameters in Apache Causeway's ViewModel functionality. The issue is being tracked internally as CAUSEWAY-3939 and was discovered by security researcher Slain Nico (OpenWall).

Impact

When exploited, this vulnerability allows authenticated attackers to execute arbitrary code with application privileges, potentially compromising the security of affected systems (OpenWall, NVD).

Mitigation and workarounds

Users are strongly recommended to upgrade to Apache Causeway version 3.5.0, which contains fixes for this vulnerability (OpenWall).

Additional resources


SourceThis report was generated using AI

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