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HIGHCVE-2026-27489Published Modified CNA GitHub_M

CVE-2026-27489: ONNX: Path Traversal via Symlink

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.

Metrics

CVSS v4.0
8.7
Severity
HIGH
Fixed in
—
Affected Products
1
Affected packages
  • onnx / onnx
    < 1.21.0
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
References