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.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Wongkinyiu
  • Yolov9

No data.

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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

Fri, 23 Oct 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

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'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

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

Updated: 2026-10-22T02:22:45.394Z

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

Link: CVE-2026-111991

cve-icon Vulnrichment

Updated: 2026-10-22T02:22:39.171Z

cve-icon NVD

Status : Deferred

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

Modified: 2026-10-22T03:16:32.663

Link: CVE-2026-111991

cve-icon Redhat

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