CVE-2023-4836 WordPress File Sharing Plugin < 2.0.5 - Subscriber+ Sensitive Data and Files Exposure via IDOR

Medium 4.3 Published Updated

Attackers can access sensitive files and folders by manipulating IDs due to missing authorization checks in the WordPress File Sharing Plugin.

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-2023-4836?

CVE-2023-4836 is a medium-severity missing authorization vulnerability in Unknown WordPress File Sharing Plugin, published on 31 Oct 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The WordPress File Sharing Plugin WordPress plugin before 2.0.5 does not check authorization before displaying files and folders, allowing users to gain access to those filed by manipulating IDs which can easily be brute forced

Weakness: CWE-639

Which versions are affected by CVE-2023-4836?

It affects 1 product.

Products include Userprivatefiles Wordpress File Sharing Plugin.

How do I fix CVE-2023-4836?

Upgrade to a fixed version.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-4836 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-4836 exists.

Sources

Also known as GHSA-r75f-cj9v-2727.

Is CVE-2023-4836 in your software?

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