---
id: CVE-2025-40836
title: >-
  Ericsson Indoor Connect 8855 contains an improper input validation
  vulnerability which if exploited can allow an attacker to execute commands
  with escalated privileges.
summary: >-
  Ericsson Indoor Connect 8855 contains an improper input validation
  vulnerability which if exploited can allow an attacker to execute commands
  with escalated privileges.
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-20
vendor: ericsson
product: indoor_connect_8855_firmware
affected:
  - indoor_connect_8855_firmware < 2025.q2
patched:
  - indoor_connect_8855_firmware 2025.q2
published: '2025-09-25'
updated: '2026-10-11'
sourceUpdated: '2026-10-11T20:10:00.200'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-40836'
references:
  - url: 'https://www.ericsson.com/en/about-us/security/psirt/e2025-09-25'
    label: 85b1779b-6ecd-4f52-bcc5-73eac4659dcf
tags:
  - nvd
epss: 0.00448
epssPercentile: 0.3704
ingestedAt: '2026-10-12T14:50:33.993Z'
---

## Overview

Ericsson Indoor Connect 8855 contains an improper input validation vulnerability which if exploited can allow an attacker to execute commands with escalated privileges.

## Affected

- `indoor_connect_8855_firmware < 2025.q2`

## Remediation

Upgrade past the affected range:

- `indoor_connect_8855_firmware 2025.q2`