CVE-2025-43849: Deserialization of Untrusted Data

Retrieval-based-Voice-Conversion-WebUI is a voice changing framework based on VITS. Versions 2.2.231006 and prior are vulnerable to unsafe deserialization. The ckpta and cpktb variables take user input e.g. a path to a model and pass it to the merge function in processckpt.py, which uses them...