Vulnerability Details CVE-2026-27489
Open Neural Network Exchange (ONNX) is an open standard for machine learning interoperability. Prior to version 1.21.0, a path traversal vulnerability via symlink allows to read arbitrary files outside model or user-provided directory. This issue has been patched in version 1.21.0.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 24.1%
CVSS Severity
CVSS v3 Score 7.5
References
Products affected by CVE-2026-27489
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cpe:2.3:a:linuxfoundation:onnx:-
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cpe:2.3:a:linuxfoundation:onnx:0.1
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cpe:2.3:a:linuxfoundation:onnx:0.2
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cpe:2.3:a:linuxfoundation:onnx:1.0
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cpe:2.3:a:linuxfoundation:onnx:1.0.1
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cpe:2.3:a:linuxfoundation:onnx:1.1.0
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cpe:2.3:a:linuxfoundation:onnx:1.1.2
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cpe:2.3:a:linuxfoundation:onnx:1.10.0
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cpe:2.3:a:linuxfoundation:onnx:1.10.1
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cpe:2.3:a:linuxfoundation:onnx:1.10.2
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cpe:2.3:a:linuxfoundation:onnx:1.11.0
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cpe:2.3:a:linuxfoundation:onnx:1.12.0
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cpe:2.3:a:linuxfoundation:onnx:1.13.0
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cpe:2.3:a:linuxfoundation:onnx:1.16.0
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cpe:2.3:a:linuxfoundation:onnx:1.16.1
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cpe:2.3:a:linuxfoundation:onnx:1.16.2
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cpe:2.3:a:linuxfoundation:onnx:1.17.0
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cpe:2.3:a:linuxfoundation:onnx:1.2.1
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cpe:2.3:a:linuxfoundation:onnx:1.2.2
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cpe:2.3:a:linuxfoundation:onnx:1.2.3
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cpe:2.3:a:linuxfoundation:onnx:1.3.0
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cpe:2.3:a:linuxfoundation:onnx:1.4.0
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cpe:2.3:a:linuxfoundation:onnx:1.4.1
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cpe:2.3:a:linuxfoundation:onnx:1.5.0
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cpe:2.3:a:linuxfoundation:onnx:1.6.0
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cpe:2.3:a:linuxfoundation:onnx:1.7.0
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cpe:2.3:a:linuxfoundation:onnx:1.8.0
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cpe:2.3:a:linuxfoundation:onnx:1.8.1
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cpe:2.3:a:linuxfoundation:onnx:1.9.0