CVE-2021-47788CWE-434

WebsiteBaker 2.13.0 - Remote Code Execution (RCE) (Authenticated)

High · published January 15, 2026

CVSS v4.0
8.7
EPSS
1%
Percentile
61.3
In the wild
Unconfirmed
What it is

⚡Authenticated users hold the key, but it’s a rusty one! WebsiteBaker 2.13.0 has a remote code execution vulnerability that lets language editors unleash arbitrary code on the server! 🔥 Think of it like giving the chef in a restaurant the power to change the entire menu without anyone checking — a risky recipe that could serve up disaster! An attacker with editing permissions could exploit this vulnerability to take over the server, running any code they desire. This could lead to unauthorized data access, service disruption, or even a complete takeover of the website, making it a recipe for chaos!

Put simply

Think of it like giving the chef in a restaurant the power to change the entire menu without anyone checking — a risky recipe that could serve up disaster! This vulnerability arises from improper checks on the language installation endpoint, allowing an authenticated user to manipulate parameters and execute any code on the server remotely.

What to do

An attacker with editing permissions could exploit this vulnerability to take over the server, running any code they desire. This could lead to unauthorized data access, service disruption, or even a complete takeover of the website, making it a recipe for chaos! To secure your installation, update to WebsiteBaker version 2.13.1 immediately. Additionally, review and restrict user permissions to minimize exposure and consider monitoring your server for any unusual activity. 🛡️ You’ve got this! With a quick patch and a watchful eye, you can keep your server safe and sound! 💪✨

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00963 · 61.3th percentile
Weakness
CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2026-01-15T23:25Z
EPSS history
Timeline
  • 15 JAN 23:25Z
    WebsiteBaker 2.13.0 - Remote Code Execution (RCE) (Authenticated)
    cvelistv5