CVE-2026-118590

Medium

Description

A security vulnerability has been detected in nipy nibabel up to 5.4.2. The affected element is the function array_from_file of the file nibabel/volumeutils.py of the component Header Handler. The manipulation leads to uncontrolled memory allocation. The attack is possible to be carried out remotely. The pull request to fix this issue awaits acceptance.

SeverityMedium

CVSS5.3

Exploit probability—

ProductNipy Nibabel

PublishedOct 29, 2026

First seenNov 4, 2026

Weakness typeCWE-789CWE-789 CWE-400Uncontrolled resource consumption

How to fix

Patches

github.com/nipy/nibabel/pull/1587

Affected products

Product	Affected versions	Fixed in
nipy nibabel	5.4.0, 5.4.1, 5.4.2	—

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