CVE-2023-0519 Cross-site Scripting (XSS) - Stored in modoboa/modoboa

High 7.1 Published Updated

An attacker can inject malicious scripts into Modoboa, potentially executing code or taking over user accounts.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2023-0519?

CVE-2023-0519 is a high-severity cross-site scripting vulnerability in modoboa/modoboa, published on 26 Jan 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Cross-site Scripting (XSS) - Stored in GitHub repository modoboa/modoboa prior to 2.0.4.

Weakness: CWE-79

Which versions are affected by CVE-2023-0519?

3 open source packages ship an affected version, including modoboa. It affects 1 product.

PackageAffectedFixed in
modoboa PyPIAll versions2.0.4
modoboa PyPIAll versions2.0.4
modoboa PyPIAll versions2.0.4

Products include Modoboa Modoboa.

How do I fix CVE-2023-0519?

Upgrade modoboa to 2.0.4 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-2023-0519 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-0519 exists.

Sources

Also known as GHSA-jm3m-wr3p-hjrq, PYSEC-2023-31.

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