CVE-2024-47836 Admidio vulnerable to HTML Injection In The Messages Section

Low 3.5 Published Updated

Unauthenticated attackers can execute arbitrary code on the server via unsafe deserialization in Admidio.

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
Available

What is CVE-2024-47836?

CVE-2024-47836 is a low-severity unsafe deserialization vulnerability in admidio, published on 16 Oct 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Admidio is an open-source user management solution. Prior to version 4.3.12, an unsafe deserialization vulnerability allows any unauthenticated user to execute arbitrary code on the server. Version 4.3.12 fixes this issue.

Weakness: CWE-79, CWE-502

Which versions are affected by CVE-2024-47836?

2 open source packages ship an affected version, including admidio/admidio. It affects 1 product.

PackageAffectedFixed in
admidio/admidio PackagistAll versions4.3.12
admidio/admidio PackagistAll versions4.3.12

Products include Admidio Admidio.

How do I fix CVE-2024-47836?

Upgrade admidio/admidio to 4.3.12 or later.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2024-47836 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-47836 exists.

Sources

Also known as GHSA-7c4c-749j-pfp2.

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