A security vulnerability has been detected in WongKinYiu yolov9 0.1. This vulnerability affects the function DetectMultiBackend.__init__ of the file models/common.py of the component ONNX Metadata Handler. The manipulation of the argument names/stride leads to code injection. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction Required

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction Required

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Wongkinyiu Subscribe
Yolov9 Subscribe

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/WongKinYiu/yolov9/ cve-icon cve-icon
https://github.com/WongKinYiu/yolov9/issues/670 cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-111991 cve-icon cve-icon
https://vuldb.com/submit/1007973 cve-icon cve-icon
https://vuldb.com/vuln/421656 cve-icon cve-icon
https://vuldb.com/vuln/421656/cti cve-icon cve-icon
History

Sun, 18 Oct 2026 15:15:00 +0000

Type Values Removed Values Added
Description A security vulnerability has been detected in WongKinYiu yolov9 0.1. This vulnerability affects the function DetectMultiBackend.__init__ of the file models/common.py of the component ONNX Metadata Handler. The manipulation of the argument names/stride leads to code injection. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Title WongKinYiu yolov9 ONNX Metadata common.py DetectMultiBackend.__init__ code injection
First Time appeared Wongkinyiu
Wongkinyiu yolov9
Weaknesses CWE-74
CWE-94
CPEs cpe:2.3:a:wongkinyiu:yolov9:*:*:*:*:*:*:*:*
Vendors & Products Wongkinyiu
Wongkinyiu yolov9
References
Metrics cvssV2_0

{'score': 7.5, 'vector': 'AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:C'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-10-18T15:00:15.472Z

Reserved: 2026-10-17T22:17:11.623Z

Link: CVE-2026-111991

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-18T15:16:52.853

Modified: 2026-10-18T15:16:52.853

Link: CVE-2026-111991

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-18T16:30:13Z

Weaknesses