CVE-2026-2679
Received Received - Intake

Reflected XSS in A3factura 'customerName' Parameter Enables Code Execution

Publication date: 2026-02-26

Last updated on: 2026-03-02

Assigner: Spanish National Cybersecurity Institute, S.A. (INCIBE)

Description
Reflected Cross-Site Scripting (XSS) on the A3factura web platform, in parameter 'customerName', in 'a3factura-app.wolterskluwer.es/#/incomes/salesInvoices' endpoint, which could allow an attacker to execute arbitrary code in the victim's browser.

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Meta Information

Published
2026-02-26
Last Modified
2026-03-02
Generated
2026-07-06
AI Q&A
2026-02-26
EPSS Evaluated
2026-07-04
NVD
CVE-2026-2679
EUVD
EUVD-2026-8851

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
wolterskluwer a3factura 4.111.2

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

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Executive Summary

This vulnerability is a Reflected Cross-Site Scripting (XSS) issue found in the A3factura web platform. It occurs in the 'customerName' parameter of the 'a3factura-app.wolterskluwer.es/#/incomes/salesInvoices' endpoint. An attacker could exploit this flaw to execute arbitrary code in the victim's browser.

Impact Analysis

The vulnerability could allow an attacker to run arbitrary code in the browser of a user who visits the affected endpoint with a maliciously crafted 'customerName' parameter. This could lead to unauthorized actions such as stealing session cookies, redirecting users to malicious sites, or performing actions on behalf of the victim.

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