CVE-2023-3109 Cross-site Scripting (XSS) - Stored in admidio/admidio

Medium 6.3 Published Updated

Stored XSS in Admidio allows attackers to inject malicious scripts, potentially leading to code execution or account takeover.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2023-3109?

CVE-2023-3109 is a medium-severity cross-site scripting vulnerability in admidio/admidio, published on 5 Jun 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Cross-site Scripting (XSS) - Stored in GitHub repository admidio/admidio prior to 4.2.8.

Weakness: CWE-79

Which versions are affected by CVE-2023-3109?

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

PackageAffectedFixed in
admidio/admidio PackagistAll versions4.2.8
admidio/admidio PackagistAll versions4.2.8

Products include Admidio Admidio.

How do I fix CVE-2023-3109?

Upgrade admidio/admidio to 4.2.8 or later.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-3109 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-3109 exists.

Sources

Also known as GHSA-gx4r-fvwg-8678.

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