Privilege escalation in Ken678 Yzncms
CVE-2026-120185
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.
Published .
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Ken678 Yzncms — versions 2.0, 2.1, 2.2.0
Weakness classification (CWE)
References
- vuldb.com/vuln/429502 (technical-description, vdb-entry)
- vuldb.com/vuln/429502/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-120185 (third-party-advisory)
- vuldb.com/submit/1026603 (third-party-advisory)
- gitee.com/ken678/YZNCMS/commit/ed16cd7f7f73e0316ffa8a148d (patch)
- gitee.com/ken678/YZNCMS/tree/v2.2.1 (patch)
- gitee.com/ken678/YZNCMS/ (product)
Frequently asked questions
- What is CVE-2026-120185?
- CVE-2026-120185 is a medium-severity vulnerability in Ken678 Yzncms, classified under Incorrect Privilege Assignment. CVSS score: 4.7/10. Published 2026-10-31.
- How severe is CVE-2026-120185?
- Medium severity. CVSS v3 base score is 4.7 out of 10.