CVE-2025-41347

Unlimited upload vulnerability for dangerous file types in WinPlus v24.11.27 from Informática del Este. This vulnerability allows an attacker to upload a 'webshell' by sending a POST request to '/WinplusPortal/ws/sWinplus.svc/json/uploadfile'.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.incibe.es/en/incibe-cert/notices/aviso/stored-cross-site-scripting-xss-winplus-informatica-del-este	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:iest:winplus:24.11.27:*:*:*:-:*:*:*

History

19 Nov 2025, 19:14

Type	Values Removed	Values Added
CPE		cpe:2.3:a:iest:winplus:24.11.27::::-:::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 9.8
References	~~() https://www.incibe.es/en/incibe-cert/notices/aviso/stored-cross-site-scripting-xss-winplus-informatica-del-este -~~	() https://www.incibe.es/en/incibe-cert/notices/aviso/stored-cross-site-scripting-xss-winplus-informatica-del-este - Third Party Advisory
First Time		Iest Iest winplus

18 Nov 2025, 11:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-11-18 11:15

Updated : 2025-11-19 19:14

NVD link : CVE-2025-41347

Mitre link : CVE-2025-41347

CVE.ORG link : CVE-2025-41347

JSON object : View

Products Affected

iest

winplus

CWE

CWE-434

Unrestricted Upload of File with Dangerous Type

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