What’s Vulnerable › Vulnerabilities

CVE-2025-51480

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-07-22 · updated 2026-06-17
• Weakness: CWE-22

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.

Affected products

• onnx: 1.17.0

References

• https://github.com/advisories/GHSA-6rq9-53c3-f7vj
• https://github.com/onnx/onnx
• https://github.com/onnx/onnx/pull/6959
• https://github.com/onnx/onnx/pull/7040
• https://www.gecko.security/blog/cve-2025-51480

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