CVE-2025-55560: PYSEC-2025-209 - An issue in pytorch v2.7.0 can lead to a Denial of Service (DoS) when a PyTorch model consists of torch.Tensor.to_sparse() and torch.Tensor.

CVE-2025-55560 · Severity: low · CVSS 3.1 · Published 2025-09-25

An issue in pytorch v2.7.0 can lead to a Denial of Service (DoS) when a PyTorch model consists of torch.Tensor.to_sparse() and torch.Tensor.to_dense() and is compiled by Inductor.

Technologies: torch (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2025-55560 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-55560 being exploited in the wild.
How severe is CVE-2025-55560?
Low severity, with a CVSS score of 3.1, published 25 September 2025.
Which products and versions are affected?
torch (PyPI) ECOSYSTEM:introduced=0,fixed=2.7.1.
Is there a fix for CVE-2025-55560?
Yes. torch (PyPI): upgrade to 2.7.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-55560?
Check whether you run torch (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • torch (PyPI): upgrade to 2.7.1 or later
    pip install "torch>=2.7.1"

Affected products

  • torch (PyPI) ECOSYSTEM:introduced=0,fixed=2.7.1

Identifiers

  • CVE-2025-55560
  • PYSEC-2025-209

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.