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Vulnerability record · CVE-2025-51480 · published 22 July 2025

CVE-2025-51480: Linuxfoundation onnx path traversal vulnerability

Linuxfoundation · Onnx

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 sequences, bypassing intended directory restrictions.

8.8 CVSS 3.1 High EPSS 0.60% · top 53.3% CWE-22 · Path traversal
8.8CVSS 3.1 base score
0.60%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
5References, 3 tagged exploit
17 Jun 2026Last modified by NVD

Description

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 sequences, bypassing intended directory restrictions.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/advisories/GHSA-6rq9-53c3-f7vj Not Applicable
https://github.com/onnx/onnx Product
https://github.com/onnx/onnx/pull/6959 ExploitIssue TrackingPatchVendor Advisory
https://github.com/onnx/onnx/pull/7040 ExploitIssue TrackingPatchVendor Advisory
https://www.gecko.security/blog/cve-2025-51480 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-51480), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.