CVE-2025-29287 MCMS allows arbitrary file uploads in the ueditor component

Critical 9.8 Published Updated

Attackers can execute arbitrary code by uploading a crafted file to the MCMS ueditor component.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2025-29287?

CVE-2025-29287 is a critical vulnerability in n/a, published on 21 Apr 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An arbitrary file upload vulnerability in the ueditor component of MCMS v5.4.3 allows attackers to execute arbitrary code via uploading a crafted file.

Weakness: CWE-434

Which versions are affected by CVE-2025-29287?

2 open source packages ship an affected version, including net.mingsoft:ms-mcms. It affects 1 product.

PackageAffectedFixed in
net.mingsoft:ms-mcms MavenAll versions5.4.4
net.mingsoft:ms-mcms MavenAll versions5.4.4

Products include Mingsoft Mcms.

How do I fix CVE-2025-29287?

Upgrade net.mingsoft:ms-mcms to 5.4.4 or later.

Is CVE-2025-29287 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-29287 exists.

Sources

Also known as GHSA-3922-2r6r-r4fv.

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