PT-2025-47296 · Winplus · Winplus

Published 2025-11-18 · Updated 2025-11-18 · CVE-2025-41347

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions WinPlus version 24.11.27

Description An issue exists in WinPlus that allows for the upload of dangerous file types. An attacker can upload a 'webshell' by sending a POST request to the ''/WinplusPortal/ws/sWinplus.svc/json/uploadfile'' endpoint.

Recommendations Apply a fix or update to a newer version that addresses this file upload issue. As a temporary workaround, restrict access to the ''/WinplusPortal/ws/sWinplus.svc/json/uploadfile'' endpoint.

Fix

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

CVE-2025-41347

Affected Products

Winplus

References · 7

• https://osv.dev/vulnerability/CVE-2025-41347 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-41347 · Security Note
• https://incibe.es/en/incibe-cert/notices/aviso/stored-cross-site-scripting-xss-winplus-informatica-del-este · Patch
• https://twitter.com/CVEnew/status/1990747509052846492 · Twitter Post
• https://t.me/cveNotify/143183 · Telegram Post
• https://t.me/CVEtracker/37602 · Telegram Post
• https://twitter.com/AnonOzzyDude/status/1990812924298895392 · Twitter Post