---
id: CVE-2025-41064
title: >-
  Incorrect authentication vulnerability in OpenSIAC, which could allow an
  attacker to impersonate a person using Cl@ve as an authentication method.
summary: >-
  Incorrect authentication vulnerability in OpenSIAC, which could allow an
  attacker to impersonate a person using Cl@ve as an authentication method.
severity: none
cwe:
  - CWE-287
published: '2025-10-02'
updated: '2026-10-12'
sourceUpdated: '2026-10-12T15:10:00.207'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-41064'
references:
  - url: >-
      https://www.incibe.es/en/incibe-cert/notices/aviso/incorrect-authentication-gtts-group-opensiac
    label: cve-coordination@incibe.es
tags:
  - nvd
epss: 0.00355
epssPercentile: 0.27265
ingestedAt: '2026-10-12T15:55:08.077Z'
---

## Overview

Incorrect authentication vulnerability in OpenSIAC, which could allow an attacker to impersonate a person using Cl@ve as an authentication method.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.