CVE-2025-9433 mtons mblog Admin Panel list cross site scripting

Medium 5.3 Published Updated

Remote attackers can inject malicious scripts via the admin panel user list, potentially leading to code execution or account takeover.

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
None listed

What is CVE-2025-9433?

CVE-2025-9433 is a medium-severity cross-site scripting vulnerability in mtons mblog, published on 26 Aug 2025. 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

A vulnerability was found in mtons mblog up to 3.5.0. The impacted element is an unknown function of the file /admin/user/list of the component Admin Panel. Performing manipulation of the argument Name results in cross site scripting. The attack may be initiated remotely. The exploit has been made public and could be used.

Weakness: CWE-94, CWE-79

Which versions are affected by CVE-2025-9433?

It affects 1 product.

Products include Mtons Mblog.

How do I fix CVE-2025-9433?

No fix has been published for CVE-2025-9433 yet. Limit exposure of the affected software until one is available.

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-2025-9433 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-9433 exists.

Sources

Also known as GHSA-m592-qjjf-q3cf.

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