CVE-2026-9856 Path Traversal in huggingface/transformers

A vulnerability in huggingface/transformers versions =5.8.0.dev0 allows an attacker to perform arbitrary file writes via path traversal. The issue resides in the savepretrained methods of PreTrainedTokenizerBase and ProcessorMixin, where keys from the chattemplate dictionary are used directly as...

CVE-2026-9856

The CVE-2026-9856 entry describes a path traversal flaw in huggingface/transformers

EUVD-2026-52005

A vulnerability in huggingface/transformers versions =5.8.0.dev0 allows an attacker to perform arbitrary file writes via path traversal. The issue resides in the savepretrained methods of PreTrainedTokenizerBase and ProcessorMixin, where keys from the chattemplate dictionary are used directly as...

CVE-2026-9856 Path Traversal in huggingface/transformers

A vulnerability in huggingface/transformers versions =5.8.0.dev0 allows an attacker to perform arbitrary file writes via path traversal. The issue resides in the savepretrained methods of PreTrainedTokenizerBase and ProcessorMixin, where keys from the chattemplate dictionary are used directly as...

PT-2026-67349

Name of the Vulnerable Software and Affected Versions huggingface/transformers versions prior to 5.8.0.dev0 Description An issue allows arbitrary file writes through path traversal, a technique used to access files and directories outside the intended folder. The flaw exists in the save pretraine...