Description
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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| lightning-ai | lightning-ai/pytorch-lightning | unspecified – < 2.3.3 | 2.3.3 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | lightning | < 2.4.0 | 2.4.0 | PYSEC-2026-3970 |
| PyPI | pytorch-lightning | < 2.4.0 | 2.4.0 | GHSA-4cv3-v7pv-rfhf |
Advisories 1
- WID-SEC-2025-0623 PyTorch: Mehrere Schwachstellen BSI CERT-Bund (WID) · Mar 23, 2025