CVE-2026-120185 PUBLISHED

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.

• danieluec (VulDB User) reporter

• VDB-429502 | ken678 YznCMS Auth Group Group.php Backend privileges management
• VDB-429502 | CTI Indicators (IOB, IOC, TTP, IOA)
• CVE-2026-120185 | CVE Analysis and Report
• Submit #1026603 | YZNCMS YznCMS 2.1.5 Privilege Escalation
• https://gitee.com/ken678/YZNCMS/commit/ed16cd7f7f73e0316ffa8a148d
• https://gitee.com/ken678/YZNCMS/tree/v2.2.1
• https://gitee.com/ken678/YZNCMS/

• Improper Privilege Management CWE
• Incorrect Privilege Assignment CWE