ONNX: External Data Symlink Traversal_CVE-2026-34447

5.5 / 10

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

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.

Basic Information

ID CVE-2026-34447

Source GitHub_M

Published Apr 1, 2026 at 17:39

Modified Apr 1, 2026 at 19:14

Affected Product

Vendor onnx

Product onnx

Version < 1.21.0

Affected Versions onnx onnx < 1.21.0

CWE Classification

CWE-61 CWE-22

References

github.com /onnx/onnx/security/advisories/GHSA-p433-9wv8-28xj

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