CVE-2025-48200CWE-502

The sr_feuser_register extension through 12.4.8 for TYPO3 allows Remote Code Execution

Critical · published May 21, 2025

CVSS v3.1
10.0
EPSS
1%
Percentile
55.0
In the wild
Unconfirmed
What it is

🚨 An unpatched TYPO3 extension is a ticking time bomb! With just a few clicks, attackers can execute arbitrary code and gain total control over your server. 🔥 Think of it like leaving the back door wide open at a hotel — any guest could walk in and access rooms that should be locked. This vulnerability lets hackers into your TYPO3 setup without breaking a sweat! If exploited, an attacker could run any code they want, potentially leading to data breaches, service disruptions, or even total system takeovers. Imagine waking up to find your entire website hijacked! This kind of access is absolutely devastating and can have disastrous consequences for your business.

Put simply

Think of it like leaving the back door wide open at a hotel — any guest could walk in and access rooms that should be locked. This vulnerability lets hackers into your TYPO3 setup without breaking a sweat! The sr_feuser_register extension in TYPO3 versions up to 12.4.8 contains a flaw that allows remote code execution. This means that an unauthenticated user can send specially crafted requests to the server, leading to malicious code being executed.

What to do

If exploited, an attacker could run any code they want, potentially leading to data breaches, service disruptions, or even total system takeovers. Imagine waking up to find your entire website hijacked! This kind of access is absolutely devastating and can have disastrous consequences for your business. Immediately update the sr_feuser_register extension to version 12.4.9 or later to patch this vulnerability. Additionally, review your TYPO3 configurations and ensure that unnecessary extensions are disabled to minimize attack surfaces. Stay vigilant with regular security audits! You've got this! With these steps, you can secure your TYPO3 site and keep those hackers at bay. 🛡️

The record
Technical detail
CVSS v3.1
10.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00766 · 55.0th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2025-05-21T00:00Z
EPSS history
Timeline
  • 21 MAY 00:00Z
    The sr_feuser_register extension through 12.4.8 for TYPO3 allows Remote Code Execution
    cvelistv5