CVE-2025-56704

LeptonCMS version 7.3.0 contains an arbitrary file upload vulnerability, which is caused by the lack of proper validation for uploaded files. An authenticated attacker can exploit this vulnerability by uploading a specially crafted ZIP/PHP file to execute arbitrary code.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/Kayi626/Vulns/blob/UserAccount/LEPTON_CMS_7.3.0_File_Upload_A.pdf	Exploit Third Party Advisory
https://github.com/Kayi626/Vulns/blob/UserAccount/LEPTON_CMS_7.3.0_File_Upload_B.pdf	Exploit Third Party Advisory
https://github.com/Kayi626/Vulns/blob/UserAccount/LEPTON_CMS_7.3.0_File_Upload_C.pdf	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:lepton-cms:leptoncms:7.3.0:*:*:*:*:*:*:*

History

14 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) LeptonCMS versión 7.3.0 contiene una vulnerabilidad de carga arbitraria de archivos, que es causada por la falta de validación adecuada para los archivos cargados. Un atacante autenticado puede explotar esta vulnerabilidad al cargar un archivo ZIP/PHP especialmente diseñado para ejecutar código arbitrario.

Information

Published : 2025-12-09 17:15

Updated : 2026-10-14 21:10

NVD link : CVE-2025-56704

Mitre link : CVE-2025-56704

CVE.ORG link : CVE-2025-56704

JSON object : View

Products Affected

lepton-cms

leptoncms

CWE

CWE-434

Unrestricted Upload of File with Dangerous Type

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