CVE-2025-40841: Ericsson Indoor Connect 8855 - Cross-Site Request Forgery Vulnerability

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-25 · updated 2026-06-17
Weakness: CWE-352

Description

Ericsson Indoor Connect 8855 versions prior to 2025.Q3 contains a Cross-Site Request Forgery (CSRF) vulnerability which, if exploited, can lead to unauthorized modification of certain information.

Affected products

Ericsson Indoor Connect 8855: before 2025.q3 — fixed in 2025.q3

How to fix

Upgrade to a fixed version: Ericsson Indoor Connect 8855 2025.q3. Check the vendor advisory for mitigations.

References

https://www.ericsson.com/en/about-us/security/psirt/CVE-2025-40841
https://www.ericsson.com/en/about-us/security/psirt/security-bulletin-indoorconnect-march-2026

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