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CVE

CWE

Training

CVE-2026-6561

Published: Apr 19, 2026

Modified: Apr 20, 2026

PUBLISHED

CVSS v3.1

4.7

MEDIUM

Description

A vulnerability was detected in EyouCMS up to 1.7.1. This issue affects the function edit_adminlogo of the file application/admin/controller/Index.php. Performing a manipulation of the argument filename results in unrestricted upload. The attack is possible to be carried out remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Vendor	Product	Versions
n/a	EyouCMS	affected `1.7.0` affected `1.7.1`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

References

VDB-358198 | EyouCMS Index.php edit_adminlogo unrestricted upload

vdb-entry

technical-description

VDB-358198 | CTI Indicators (IOB, IOC, TTP, IOA)

signature

permissions-required

Submit #788038 | Hainan Zanzan Network Technology Co., Ltd. EyouCMS <= v1.7.1 High

third-party-advisory

https://github.com/zzk6th/my-cve-notes/blob/main/EyouCMS%20Arbitrary%20File%20Copy%20Vulnerability%20in%20edit_adminlogo()%20Leading%20to%20Sensitive%20Information%20Disclosure.md

exploit

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