| Package | Affected versions | Patched versions |
|---|---|---|
| lightning | < 2.4.0 | 2.4.0 |
| pytorch-lightning | < 2.4.0 | 2.4.0 |
| pytorch lightning | = 2.3.2 |
In lightning-ai/pytorch-lightning version 2.3.2, a vulnerability exists in the LightningApp when running on a Windows host. The vulnerability occurs at the /api/v1/upload_file/ endpoint, allowing an attacker to write or overwrite arbitrary files by providing a crafted filename. This can lead to potential remote code execution (RCE) by overwriting critical files or placing malicious files in sensitive locations.
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