PYSEC-2026-1558 LlamaIndex vulnerable to Path Traversal attack through its encode_image function

A path traversal vulnerability exists in run-llama/llamaindex versions 0.11.23 through 0.12.40, specifically within the encodeimage function in genericutils.py. This vulnerability allows an attacker to manipulate the imagepath input to read arbitrary files on the server, including sensitive syste...