CVE-2025-53012: PYSEC-2026-1608 - MaterialX Lack of MTLX Import Depth Limit Leads to DoS (Denial-Of-Service) Via Stack Exhaustion

CVE-2025-53012 · Severity: medium · CVSS 4 · Published 2026-07-07

MaterialX Lack of MTLX Import Depth Limit Leads to DoS (Denial-Of-Service) Via Stack Exhaustion

Technologies: MaterialX (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2025-53012 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-53012 being exploited in the wild.
How severe is CVE-2025-53012?
Medium severity, with a CVSS score of 4, published 7 July 2026.
Which products and versions are affected?
MaterialX (PyPI) ECOSYSTEM:introduced=1.39.2,fixed=1.39.3.
Is there a fix for CVE-2025-53012?
Yes. MaterialX (PyPI): upgrade to 1.39.3 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-53012?
Check whether you run MaterialX (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

  • MaterialX (PyPI): upgrade to 1.39.3 or later
    pip install "MaterialX>=1.39.3"

Affected products

  • MaterialX (PyPI) ECOSYSTEM:introduced=1.39.2,fixed=1.39.3

Identifiers

  • CVE-2025-53012
  • GHSA-qc2h-74x3-4v3w
  • PYSEC-2026-1608

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