CVE-2025-39550CWE-502

WordPress FluentCommunity plugin <= 1.2.15 - PHP Object Injection Vulnerability

Critical · published April 17, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
42.5
In the wild
Unconfirmed
What it is

🚨 An unchecked package could inject malicious objects right into your application! This deserialization flaw in Shahjahan Jewel FluentCommunity allows attackers to manipulate data like a magician pulling a rabbit from a hat. 🔥 Think of it like having a delivery person drop off a package at your door without checking its contents. If they bring in something harmful, all of a sudden, your living room is filled with chaos instead of the new furniture you ordered! An attacker could exploit this vulnerability to execute arbitrary code on your server, leading to potentially devastating consequences like data theft, service disruption, or even complete system takeover. Your application could be turned into a playground for malicious actors, with no way to stop them!

Put simply

Think of it like having a delivery person drop off a package at your door without checking its contents. If they bring in something harmful, all of a sudden, your living room is filled with chaos instead of the new furniture you ordered! This deserialization of untrusted data vulnerability arises because FluentCommunity allows object injection without properly validating incoming data, opening the door for attackers to send harmful payloads that can execute on your system.

What to do

An attacker could exploit this vulnerability to execute arbitrary code on your server, leading to potentially devastating consequences like data theft, service disruption, or even complete system takeover. Your application could be turned into a playground for malicious actors, with no way to stop them! Immediately upgrade FluentCommunity to version 1.2.16 or later to patch this vulnerability. Conduct a thorough audit of your application to ensure that you are not accepting untrusted data and implement strict validation measures for all data inputs. You've got this! Stay proactive and secure your application with these steps. 🛡️

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
0.00508 · 42.5th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2025-04-17T15:46Z
EPSS history
Timeline
  • 17 APR 15:46Z
    WordPress FluentCommunity plugin <= 1.2.15 - PHP Object Injection Vulnerability
    cvelistv5