SecuriTricks - CVE-2026-6561

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.

Product(s) Impacted

Vendor	Product	Versions
Eyoucms	Eyoucms	1.7.1

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-284

Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	eyoucms	eyoucms	1.7.1	/	/	/	/	/	/	/

References

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

https://vuldb.com/submit/788038

https://vuldb.com/vuln/358198

https://vuldb.com/vuln/358198/cti

CVSS Score

5.1 / 10

CVSS Data - 4.0

Attack Vector: NETWORK
Attack Complexity: LOW
Attack Requirements: NONE
Privileges Required: HIGH
User Interaction: NONE
Scope:
Confidentiality Impact: LOW
Integrity Impact: LOW
Availability Impact: LOW
Exploit Maturity: PROOF_OF_CONCEPT

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

View Vector String

Timeline

Published: April 19, 2026, 8:16 a.m.
Last Modified: April 19, 2026, 8:16 a.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

CVE-2026-6561