CVE-2024-8420CWE-266

DHVC Form <= 2.4.7 - Unauthenticated Privilege Escalation

Critical · published February 28, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
45.0
In the wild
Unconfirmed
What it is

🚨 Unauthenticated attackers can register as site administrators by simply tweaking a field in the DHVC Form plugin! 🔥 This is like letting someone walk into a hotel and claim they're the manager just by filling out a form with ‘Manager’ as their title — absolutely mind-blowing! If an attacker gains admin access, they could wreak havoc: modify site content, steal sensitive user data, or even take the entire site offline. This privilege escalation flaw could turn your trusted site into a playground for malicious actors, with no one the wiser until it’s too late!

Put simply

This is like letting someone walk into a hotel and claim they're the manager just by filling out a form with ‘Manager’ as their title — absolutely mind-blowing! The DHVC Form plugin for WordPress allows users to define their role during registration, which can be exploited by unauthenticated attackers to register as administrators on the site. This vulnerability affects all versions up to and including 2.4.7.

What to do

If an attacker gains admin access, they could wreak havoc: modify site content, steal sensitive user data, or even take the entire site offline. This privilege escalation flaw could turn your trusted site into a playground for malicious actors, with no one the wiser until it’s too late! Immediate action is crucial: update the DHVC Form plugin to the latest version (2.4.8 or higher) to close this loophole. Additionally, audit your user registration processes and consider implementing stricter role validations to enhance security. 💪 You've got this! With a quick update, your site will be back in the safety zone. 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00546 · 45.0th percentile
Weakness
CWE-266 · Incorrect Privilege Assignment
Published
2025-02-28T08:23Z
EPSS history
Timeline
  • 28 FEB 08:23Z
    DHVC Form <= 2.4.7 - Unauthenticated Privilege Escalation
    cvelistv5