Arbitrary file upload in Synaptikcms Synaptik-Cms

CVE-2026-92247

A security vulnerability has been detected in synaptikcms synaptik-cms up to 1.3.4.4. This affects the function rename of the file admin/file-manager.php of the component Admin File Manager. The manipulation leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 1.3.5 is able to mitigate this issue. It is suggested to upgrade the affected component.

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.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-92247?
CVE-2026-92247 is a medium-severity vulnerability in Synaptikcms Synaptik-Cms, classified under Improper Access Control. CVSS score: 4.7/10. Published 2026-09-16.
How severe is CVE-2026-92247?
Medium severity. CVSS v3 base score is 4.7 out of 10.