High severity · published Jul 22, 2025
CVE-2025-51480
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…
8.8
CVSS
0.7%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 52% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ON
Onnx · Linuxfoundation
1.17.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-51480
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-51480
Not Applicable
https://github.com/advisories/GHSA-6rq9-53c3-f7vj
Product
https://github.com/onnx/onnx
Exploit
https://github.com/onnx/onnx/pull/6959
Exploit
https://github.com/onnx/onnx/pull/7040
Exploit
https://www.gecko.security/blog/cve-2025-51480
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