CVE-2026-2680

Name: CVE-2026-2680
Creator: NVD / NIST
Published: 2026-02-26T13:16:17.253+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 0.18%

Last modified Jun 17, 2026

CVE-2026-2680 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. Reflected Cross-Site Scripting (XSS) on the A3factura web platform, in parameter 'customerVATNumber', in 'a3factura-app.wolterskluwer.es/#/incomes/salesDeliveryNotes' endpoint, which could allow an attacker to execute arbitrary code in the victim's browser.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

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

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS 4.0

4.8/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/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:X/V:X/RE:X/U:X

EPSS Probability

0.18%

7.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions	Update
Wolterskluwer	A3factura	4.111.2	Rev.1

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-a3factura-softwareThird Party Advisory

Timeline

Published: Feb 26, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-2680?

How severe is CVE-2026-2680?

CVE-2026-2680 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.

How do I fix CVE-2026-2680?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-2680?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST