---
id: CVE-2026-80275
title: >-
  Comelit Multi-User Gateway for VIP System (model 1456B) firmware versions
  2.9.1 and 2.10.0 fail to enforce server-side authorization on an
  administrative password-change function
summary: >-
  Comelit Multi-User Gateway for VIP System (model 1456B) firmware versions
  2.9.1 and 2.10.0 fail to enforce server-side authorization on an
  administrative password-change function. An authenticated user level can
  invoke this function to o…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-425
vendor: Comelit Group S.p.A.
product: 1456B Multi-User Gateway
affected:
  - 1456b_multi-user_gateway 2.9.1
  - 1456b_multi-user_gateway 2.10.0
published: '2026-10-01'
updated: '2026-10-01'
sourceUpdated: '2026-10-01T16:18:00.330'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-80275'
references:
  - url: 'https://pro.comelitgroup.com/en-us/product/1456B'
    label: db4dfee8-a97e-4877-bfae-eba6d14a2166
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-01T15:32:58.651997Z'
ingestedAt: '2026-10-01T06:38:44.648Z'
---

## Overview

Comelit Multi-User Gateway for VIP System (model 1456B) firmware versions 2.9.1 and 2.10.0 fail to enforce server-side authorization on an administrative password-change function. An authenticated user level can invoke this function to overwrite the installer (administrator) account password.

## Remediation

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