CVE-2026-118589
Received Received - Intake

Memory Allocation Issue in meshio VTK Reader

Vulnerability report for CVE-2026-118589, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-29

Last updated on: 2026-10-29

Assigner: VulDB

Description

A weakness has been identified in nschloe meshio up to 5.3.5. Impacted is an unknown function of the file meshio/_vtk_42.py of the component VTK Reader. Executing a manipulation of the argument DIMENSIONS can lead to uncontrolled memory allocation. The attack can be executed remotely. The project was informed of the problem early through an issue report but has not responded yet.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-10-29
Last Modified
2026-10-29
Generated
2026-10-29
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 6 associated CPEs

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-789 The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated.
CWE-400 The product does not properly control the allocation and maintenance of a limited resource.

Attack-Flow Graph

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