CVE-2026-111991

MEDIUM 6.3

WongKinYiu yolov9 ONNX Metadata common.py DetectMultiBackend.init code injection

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-94 CWE-74
Vendor	wongkinyiu
Product	yolov9
Published	Oct 18, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

WongKinYiu / yolov9

0.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

🔍 r1ck99 (VulDB User) VulDB CNA Team