CVE-2022-4755 FlatPress Media Manager Plugin panel.mediamanager.file.php main cross site scripting

Low 3.5 Published 27 Dec 2022 Updated 3 Aug 2024

An attacker can inject malicious scripts via the gallery name argument in the FlatPress Media Manager Plugin, potentially executing code in the victim's browser.

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: None listed

What is CVE-2022-4755?

CVE-2022-4755 is a low-severity cross-site scripting vulnerability in FlatPress, published on 27 Dec 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A vulnerability was found in FlatPress and classified as problematic. This issue affects the function main of the file fp-plugins/mediamanager/panels/panel.mediamanager.file.php of the component Media Manager Plugin. The manipulation of the argument mm-newgallery-name leads to cross site scripting. The attack may be initiated remotely. The name of the patch is d3f329496536dc99f9707f2f295d571d65a496f5. It is recommended to apply a patch to fix this issue. The identifier VDB-216869 was assigned to this vulnerability.

Weakness: CWE-79

Which versions are affected by CVE-2022-4755?

It affects 1 product.

Products include Flatpress Flatpress.

How do I fix CVE-2022-4755?

No fix has been published for CVE-2022-4755 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-2022-4755 being exploited?

There is no known exploitation of CVE-2022-4755 in the wild and no public exploit code.

Sources

Also known as GHSA-mpfm-xmx6-3669.