CVE-2026-2677

MEDIUM
2026-02-26 [email protected]
6.1
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
CVE Published
Feb 26, 2026 - 13:16 nvd
MEDIUM 6.1

Tags

XSS A3factura

Description

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

Analysis

A3factura's representatives management endpoint contains a reflected XSS vulnerability in the 'name' parameter that enables attackers to inject and execute arbitrary JavaScript in users' browsers through a crafted URL. An attacker can exploit this via social engineering to steal session tokens, manipulate account data, or perform unauthorized actions on behalf of the victim. …

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

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Priority Score

31
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +30
POC: 0

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CVE-2026-2677 vulnerability details – vuln.today
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