A vulnerability was found in onnx onnx-mlir up to 0.5.0.0 . It has been declared as problematic . Affected by this issue is the function generate_hash_key of the file src/Runtime/python/torch_onnxmlir/src/torch_onnxmlir/backend.py of the component Placeholder Node Cache Handler . Such manipulation leads to use of weak hash. This vulnerability is traded as CVE-2026-11329 . An attack has to be approached locally. There is no exploit available. Applying a patch is advised to resolve this issue.