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

Medium 5.1 Published Updated

Attackers can trick users into modifying device settings via CSRF, requiring an upgrade to the latest firmware.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2025-40841?

CVE-2025-40841 is a medium-severity vulnerability in Ericsson Indoor Connect 8855, published on 25 Mar 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official 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.

Weakness: CWE-352

Which versions are affected by CVE-2025-40841?

It affects 1 product.

Products include Ericsson Indoor Connect 8855 Firmware.

How do I fix CVE-2025-40841?

No fix has been published for CVE-2025-40841 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-40841 being exploited?

There is no known exploitation of CVE-2025-40841 in the wild and no public exploit code.

Sources

Also known as GHSA-gprq-rmpq-q22w.

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