PyTorch RCE via torch.load weights_only=True <2.6.0
CVE-2025-32434 Published on April 18, 2025
PyTorch: `torch.load` with `weights_only=True` leads to remote code execution
PyTorch is a Python package that provides tensor computation with strong GPU acceleration and deep neural networks built on a tape-based autograd system. In version 2.5.1 and prior, a Remote Command Execution (RCE) vulnerability exists in PyTorch when loading a model using torch.load with weights_only=True. This issue has been patched in version 2.6.0.
Weakness Type
What is a Marshaling, Unmarshaling Vulnerability?
The application deserializes untrusted data without sufficiently verifying that the resulting data will be valid.
CVE-2025-32434 has been classified to as a Marshaling, Unmarshaling vulnerability or weakness.
Products Associated with CVE-2025-32434
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Affected Versions
pytorch Version < 2.6.0 is affected by CVE-2025-32434Vulnerable Packages
The following package name and versions may be associated with CVE-2025-32434
| Package Manager | Vulnerable Package | Versions | Fixed In |
|---|---|---|---|
| pip | lmdeploy | <= 0.11 | 0.11.1 |
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.