Directory traversal vulnerability in beiyuouo arxiv-daily thru 2025-05-06 (commit fad168770b0e68aef3e5acfa16bb2e7a7765d687) when parsing the the topic.yml file in the generation logic in daily_arxiv.py.
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.