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5.5 Medium

CVE-2026-34447 Open Neural Network Exchange (ONNX) is an open standard for machine learning interoperability

Description

Open Neural Network Exchange (ONNX) is an open standard for machine learning interoperability. Prior to version 1.21.0, there is a symlink traversal vulnerability in external data loading allows reading files outside the model directory. This issue has been patched in version 1.21.0.

Affected products and versions

Product Affected versions Fixed in
onnx 1.21 earliest → < 1.21.0 1.21.0
The 14 CVEs of onnx →
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