CVE-2023-3459 Missing authorization in Export and Import Users and Customers

High 7.2 Published 18 Jul 2023 Updated 8 Apr 2026

Authenticated shop managers can change arbitrary user passwords due to missing capability checks, potentially taking over administrator accounts.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-3459?

CVE-2023-3459 is a high-severity missing authorization vulnerability in webtoffee Export and Import Users and Customers, published on 18 Jul 2023. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

The Export and Import Users and Customers plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'hf_update_customer' function called via an AJAX action in versions up to, and including, 2.4.1. This makes it possible for authenticated attackers, with shop manager-level permissions to change user passwords and potentially take over administrator accounts.

Weakness: CWE-863

Which versions are affected by CVE-2023-3459?

It affects 1 product.

Products include Webtoffee Import Export Wordpress Users.

How do I fix CVE-2023-3459?

No fix has been published for CVE-2023-3459 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2023-3459 being exploited?

There is no known exploitation of CVE-2023-3459 in the wild and no public exploit code.

Sources

Also known as GHSA-6x4f-h7g4-fcw2.