Exploiting Java Deserialization via Commons Collections CC1 Gadget Chain
Environment Setup
Java version: 1.8.0_65
Apache Commons Collections: 3.2.2
Vulnerability Overview
The CC1 gadget chain leverages the Transformer interface in Apache Commons Collections to achieve remote code execution (RCE) during Java deserialization when untrusted data is processed.
Exploitation Details
Step 1: Command Execution Primitive
T ...
Posted on Mon, 24 Aug 2026 16:28:50 +0000 by Bootsman123