Fluent Forms Plugin Vulnerable to Privilege Escalation Attacks
CVE-2024-2771

9.8CRITICAL

Key Information:

Vendor

WordPress
Status
Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder
Vendor
CVE Published:
18 May 2024

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2024-2771?

The Contact Form Plugin by Fluent Forms is susceptible to a privilege escalation vulnerability stemming from a lack of appropriate capability checks in the /wp-json/fluentform/v1/managers REST API endpoint. This issue allows unauthenticated attackers to assign management permissions to any user, granting them complete access to all settings and features of the plugin. Furthermore, this vulnerability enables attackers to delete manager accounts, posing significant risks to the integrity and security of the WordPress site utilizing this plugin. Immediate attention to update to the latest version is essential to mitigate potential exploits.

Affected Version(s)

Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder 0 <= 5.1.16

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

rw-fluentform
Created by AgnesAhalya

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/changeset/3088078/flue...

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Tobias Weißhaar
.