CVE-2026-100845

EUVD-2026-87843
MONAI before 1.6.0 contains an unsafe deserialization vulnerability in the NumpyReader class that unconditionally uses numpy.load with allow_pickle=True when loading .npy and .npz files. Attackers can craft malicious .npy files with pickle payloads that execute arbitrary code when loaded through MONAI's standard data pipeline.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 10.36%
Affected Products (NVD)
VendorProductVersion
project-monaimonai
𝑥
< 1.6.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/Project-MONAI/MONAI/security/advisories/GHSA-wg9g-w2j2-8pgr
https://www.vulncheck.com/advisories/monai-before-1.6.0-remote-code-execution-via-numpyreader
https://github.com/Project-MONAI/MONAI/security/advisories/GHSA-wg9g-w2j2-8pgr