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.
References (1)
Core 1
Core References
X_Refsource_Confirm x_refsource_confirm
https://github.com/onnx/onnx/security/advisories/GHSA-p433-9wv8-28xj
Scores
CVSS v3
5.5
EPSS
0.0025
EPSS Percentile
15.8%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-22
CWE-61
Status
published
Products (3)
linuxfoundation/onnx
< 1.21.0
onnx/onnx
< 1.21.0
pypi/onnx
0 - 1.21.0PyPI
Published
Apr 01, 2026
Tracked Since
Apr 01, 2026