High severity7.8NVD Advisory· Published Sep 27, 2026· Updated Sep 30, 2026
CVE-2026-100840
CVE-2026-100840
Description
MONAI through 1.6.0 contains a remote code execution vulnerability in the bundle configuration engine that resolves _target_ values to arbitrary importable callables without an allow list and passes $ expressions to Python eval(). Attackers can publish a malicious bundle with crafted configuration containing arbitrary code that executes when a victim loads the bundle using monai.bundle.load() or monai.bundle.run().
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Affected products
2cpe:2.3:a:project-monai:monai:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:project-monai:monai:*:*:*:*:*:*:*:*range: <=1.6.0
- (no CPE)range: <=1.6.0
Patches
Vulnerability mechanics
References
2- github.com/Project-MONAI/MONAI/security/advisories/GHSA-873f-pvrv-4x83nvdExploitMitigationVendor Advisory
- www.vulncheck.com/advisories/monai-through-1.6.0-remote-code-execution-via-bundle-configurationnvdThird Party Advisory
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