CVE-2026-1107 MEDIUM

CVE-2026-1107: EyouCMS Member Avatar Diyajax.php check_userinfo unrestricted upload

Vendor N/A
Product EyouCMS
Weakness CWE-434 · Unrestricted file upload
Published January 18, 2026
Last update February 23, 2026

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A weakness has been identified in EyouCMS up to 1.7.1/5.0. Impacted is the function check_userinfo of the file Diyajax.php of the component Member Avatar Handler. Executing a manipulation of the argument viewfile can lead to unrestricted upload. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Key dates

02Disclosure timeline

January 18, 2026 CVE published
February 23, 2026 Record updated