Sign in
Deutsch English Español Polski
Medium

Onnx Out-of-bounds Read vulnerability

  • Disclosed: 23.02.2024
  • Updated: 11.10.2026 15:17

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.

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
Python (PyPI) onnx < 1.16.0 1.16.0

References

CVSS score 4.4/10
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
Weakness (CWE)
CWE-125
Platform
Python (PyPI)
Package
onnx
Disclosed
23.02.2024
Updated
11.10.2026 15:17

Sources and licenses

OSV / GitHub Advisory Database - PYSEC-2024-223 - PyPA Advisory Database; CC BY 4.0

OSV / GitHub Advisory Database - GHSA-h8wv-9h96-m4hr - CC BY 4.0

Vulnerability history: onnx

All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.

All (13) in the archive
Total entries
13
First → latest
01.2023 07.2026
Without a fix
0
Exploited in attacks
0

Severity breakdown

  • Critical 1
  • High 7
  • Medium 4
  • Low 1

Disclosures per year

Severity:
  1. ONNX: TOCTOU arbitrary file read/write in save_external_dat
    High · 7.1 CVE-2026-49114 < 1.21.0 1.21.0
  2. ONNX: Malicious ONNX models can crash servers by exploiting unprotected object settings.
    High · 8.6 CVE-2026-34445 < 1.21.0 1.21.0
  3. onnx Vulnerable to Path Traversal via Symlink
    High CVE-2026-27489 < 1.21.0 1.21.0
  4. ONNX Untrusted Model Repository Warnings Suppressed by silent=True in onnx.hub.load() — Silent Supply-Chain Attack
    High · 8.6 CVE-2026-28500 < 1.21.0rc1 1.21.0rc1
  5. A vulnerability in the `download_model` function of the onnx/onnx framework, before and including version 1.16.1, allows for arbitrary file overwrite due to inadequate prevention of path traversal att
    Critical · 9.1 CVE-2024-7776 < 1.16.2 1.16.2
  6. onnx allows Arbitrary File Overwrite in download_model_with_test_data
    High · 8.8 CVE-2024-5187 < 1.16.2 1.16.2
  7. Onnx Directory Traversal vulnerability
    High · 7.5 CVE-2024-27318 < 1.16.0 1.16.0
  8. Onnx Out-of-bounds Read vulnerability this entry
    Medium · 4.4 CVE-2024-27319 < 1.16.0 1.16.0
  9. 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
    High · 7.5 CVE-2022-25882 < 1.13.0 1.13.0

Know which vulnerabilities affect your application

With the DockRay integration and software inventory enabled, DockRay checks reported component versions against known vulnerabilities and notifies you about confirmed matches. Coverage depends on the supported technology and available advisory data.

Connect your application
DockRay newsletter

Application security in your inbox

Important vulnerabilities, actionable guidance and practical advice for your applications. Choose your technologies and follow what matters to your project.

  • A daily digest of new vulnerabilities, critical ones included.
  • Notifications about important updates.
  • Practical advice on application security and monitoring.

Leave empty to receive updates for every technology.

Privacy policy

Free to subscribe. Unsubscribe with one click in any email.