CVE-2026-120185

ken678 YznCMS Auth Group Group.php Backend privileges management

State: Published
Severity: 5.1 Medium
Published: Oct 31, 2026
Updated: Oct 31, 2026
Reserved: Oct 31, 2026

Description

A security flaw has been discovered in ken678 YznCMS up to 2.2.0. The affected element is the function Backend of the file app/admin/controller/auth/Group.php of the component Auth Group Handler. Performing a manipulation results in improper privilege management. The attack can be initiated remotely. Upgrading to version 2.2.1 is sufficient to fix this issue. The patch is named ed16cd7f7f73e0316ffa8a148d. You should upgrade the affected component.

Scores

CVSS	Score	Vector	Source
4.0	5.1 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X	VulDB
3.1	4.7 Medium	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C	VulDB
3.0	4.7 Medium	CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C	VulDB
2.0	5.8 Medium	AV:N/AC:L/Au:M/C:P/I:P/A:P/E:ND/RL:OF/RC:C	VulDB

Weaknesses

CWE-269 Improper Privilege Management
CWE-266 Incorrect Privilege Assignment

Affected Products

Product	Versions
YznCMSken678	2.0Affected 2.1Affected 2.2.0Affected 2.2.1Not affected

References

VDB-429502 | ken678 YznCMS Auth Group Group.php Backend privileges managementvdb-entrytechnical-description
VDB-429502 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
CVE-2026-120185 | CVE Analysis and Reportthird-party-advisory
Submit #1026603 | YZNCMS YznCMS 2.1.5 Privilege Escalationthird-party-advisory
https://gitee.com/ken678/YZNCMS/commit/ed16cd7f7f73e0316ffa8a148dpatch
https://gitee.com/ken678/YZNCMS/tree/v2.2.1patch
https://gitee.com/ken678/YZNCMS/product

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