CVE-2021-47788 WebsiteBaker 2.13.0 - Remote Code Execution (RCE) (Authenticated)

High 8.7 Published 15 Jan 2026 Updated 5 Mar 2026

Authenticated attackers with language editing permissions can execute arbitrary code by manipulating language installation parameters in WebsiteBaker.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-47788?

CVE-2021-47788 is a high-severity vulnerability in WebsiteBaker, published on 15 Jan 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

WebsiteBaker 2.13.0 contains an authenticated remote code execution vulnerability that allows users with language editing permissions to execute arbitrary code. Attackers can exploit the language installation endpoint by manipulating language installation parameters to achieve remote code execution on the server.

Weakness: CWE-434

Which versions are affected by CVE-2021-47788?

It affects 1 product.

Products include Websitebaker Websitebaker.

How do I fix CVE-2021-47788?

No fix has been published for CVE-2021-47788 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-47788 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-47788 exists.

Sources

Also known as GHSA-p4hv-mffv-fqrv.