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Vulnerability record · CVE-2025-41347 · published 18 November 2025

CVE-2025-41347: Iest winplus unrestricted file upload vulnerability

Iest · Winplus

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'.

8.7 CVSS 4.0 High EPSS 0.34% · top 74.8% CWE-434 · Unrestricted file upload
8.7CVSS 4.0 base score
0.34%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

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:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-41347), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.