Is CVE-2025-40836 actively exploited?

CVE-2025-40836 has no public evidence of in-the-wild exploitation as of 2025-10-02.

What is the CVSS score for CVE-2025-40836?

CVE-2025-40836 has a CVSS score of 8.7 (HIGH severity). Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/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.

How do I patch CVE-2025-40836?

Patch guidance is available from ericsson security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-40836.

Which products are affected by CVE-2025-40836?

1 product: ericsson indoor connect 8855 firmware.

Fix CVE-2025-40836 - HIGH | CVEDatabase.com

Description

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

CVSS Metrics

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/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
Attack Vector: network
Complexity: low
Privileges: low
User Action: none
Confidentiality: undefined
Integrity: undefined
Availability: undefined
Weaknesses: CWE-20 · Improper Input Validation

Metadata

Primary Vendor: ERICSSON
Published: 9/25/2025
Last Modified: 10/2/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2025-40836

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary