CVE-2026-14647

MEDIUM 4.3

onnx onnxruntime old.cc convPoolShapeInference_opset19 out-of-bounds

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

A weakness has been identified in onnx up to 1.21.x. This vulnerability affects the function convPoolShapeInference_opset19 of the file onnx/defs/nn/old.cc of the component onnxruntime. This manipulation causes out-of-bounds read. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Patch name: a7bf3a0f1d18bb62575236ef6e4944980c40e045. It is recommended to apply a patch to fix this issue.

CWE	CWE-125 CWE-119
Vendor	n/a
Product	onnx
Published	Jul 4, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / onnx

1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 1.10 1.11 1.12 1.13 1.14 1.15 1.16 1.17 1.18 1.19 1.20 1.21

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/376160 vuldb.com: https://vuldb.com/vuln/376160/cti vuldb.com: https://vuldb.com/cve/CVE-2026-14647 vuldb.com: https://vuldb.com/submit/846317 github.com: https://github.com/onnx/onnx/issues/8036 github.com: https://github.com/onnx/onnx/pull/8051 github.com: https://github.com/onnx/onnx/commit/a7bf3a0f1d18bb62575236ef6e4944980c40e045 github.com: https://github.com/onnx/onnx/

Credits

🔍 m00dy (VulDB User)