PYSEC-2026-1987 Transformers's ReDoS vulnerability in get_configuration_file can lead to catastrophic backtracking

A Regular Expression Denial of Service ReDoS vulnerability was discovered in the Hugging Face Transformers library, specifically in the getconfigurationfile function within the transformers.configurationutils module. The affected version is 4.49.0, and the issue is resolved in version 4.51.0. The...