Onnx vulnerabilitiesRanked by how likely they are to be used.

Product28 versions
The short answer

Onnx is made by Linuxfoundation. We track 5 published vulnerabilities in it, across 28 versions. None of them is on the list of flaws known to be exploited today. If you run Onnx, keep it on a version the vendor still supports.

See the riskiest flaws

We keep watching the known-exploited list.

Known exploited

Which Onnx vulnerabilities are being exploited?

This is the list that matters most: flaws criminals are using now.

None of Onnx's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

Exploit likelihood

Which Onnx flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 1.6%

    Versions of the package onnx before 1.13.0 are vulnerable to Directory Traversal as the external_data field of the tensor proto can have a path to the file which is outside the model current directory or...

    CVSS7.5Published26 Jan 2023
  2. 1.2%

    Versions of the package onnx before and including 1.15.0 are vulnerable to Directory Traversal as the external_data field of the tensor proto can have a path to the file which is outside the model current directory...

    CVSS7.5Published23 Feb 2024
  3. 1.2%

    A vulnerability in the `download_model_with_test_data` function of the onnx/onnx framework, version 1.16.0, allows for arbitrary file overwrite due to inadequate prevention of path traversal attacks in malicious tar...

    CVSS8.8Published6 Jun 2024
  4. 0.6%

    Path Traversal vulnerability in onnx.external_data_helper.save_external_data in ONNX 1.17.0 allows attackers to overwrite arbitrary files by supplying crafted external_data.location paths containing traversal...

    CVSS8.8Published22 Jul 2025
  5. 0.6%

    Versions of the package onnx before and including 1.15.0 are vulnerable to Out-of-bounds Read as the ONNX_ASSERT and ONNX_ASSERTM functions have an off by one string copy.

    CVSS4.4Published23 Feb 2024
Precursor Intelligence

Running Onnx? We'll keep checking.

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FAQ

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We track 5 published vulnerabilities listed under the name Onnx, across 28 versions.

None of Onnx's vulnerabilities is on the list of flaws known to be exploited today.

Create a Precursor Intelligence account and track Onnx. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.