CVE-2026-1839 Arbitrary Code Execution via Unsafe torch.load() in Trainer Checkpoint Loading in huggingface/transformers

A vulnerability in the HuggingFace Transformers library, specifically in the Trainer class, allows for arbitrary code execution. The loadrngstate method in src/transformers/trainer.py at line 3059 calls torch.load without the weightsonly=True parameter. This issue affects all versions of the...

CVE-2026-1839 Arbitrary Code Execution via Unsafe torch.load() in Trainer Checkpoint Loading in huggingface/transformers

A vulnerability in the HuggingFace Transformers library, specifically in the Trainer class, allows for arbitrary code execution. The loadrngstate method in src/transformers/trainer.py at line 3059 calls torch.load without the weightsonly=True parameter. This issue affects all versions of the...

CVE-2026-1839

CVE-2026-1839 concerns the HuggingFace Transformers library, affecting the Trainer class. The root cause is an unsafe load in src/transformers/trainer.py: _load_rng_state() calls torch.load() without weights_only=True, which can allow arbitrary code execution when loading a malicious checkpoint (...

Remote Code Execution via Unsafe Torch Load in TransfoXLCorpus

Description This is a new bypass to the patch of my previous report, in which the maintainers only apply the "TRUSTREMOTECODE" to guard the vulnerable code of vocabdict = pickle.loadf, but overlooked another vulnerable code of corpusdict = torch.loadresolvedcorpusfile without setting...