HIGH 7.5

PYSEC-2026-1857

PyTorch Lightning denial of service vulnerability

Details

A vulnerability in lightning-ai/pytorch-lightning version 2.3.2 allows an attacker to cause a denial of service by sending an unexpected POST request to the `/api/v1/state` endpoint of `LightningApp`. This issue occurs due to improper handling of unexpected state values, which results in the server shutting down.

Are you affected?

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Affected packages

PyPI / pytorch-lightning

Introduced in: 0

No fixed version published yet for pytorch-lightning (pip). Pin to a known-safe version or switch to an alternative.

References

https://nvd.nist.gov/vuln/detail/CVE-2024-8020 [ADVISORY]
https://github.com/Lightning-AI/pytorch-lightning [PACKAGE]
https://huntr.com/bounties/8b642a78-2b80-4fb0-9b2f-8ba0ff37db6a [WEB]
https://pypi.org/project/pytorch-lightning [PACKAGE]
https://github.com/advisories/GHSA-98fp-7v67-4v3q [ADVISORY]