CVE-2025-41350

low-risk

Published 2025-11-18

Stored Cross-site Scripting (XSS)vylnerability type in WinPlus v24.11.27 byInformática del Este that consist of an stored XSS of a stored XSS due to a lack of proper validation of user input by sending a POST request using the 'descripcion' parameter in '/WinplusPortal/ws/sWinplus.svc/json/savesoldoc_post'. This vulnerability could allow a remote user to send a specially crafted query to an authenticated user and steal their cookie session details.

Do I need to act?

0.03% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.4/10 Medium

NETWORK / LOW complexity

Affected Products (1)

Winplus

Affected Vendors

Iest

References (1)

Third Party Advisory https://www.incibe.es/en/incibe-cert/notices/aviso/stored-cross-site-scripting-x...

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low-risk

Severity 21/34 · High

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal