CVE-2020-36726CWE-502

Ultimate Reviews < 2.1.33 - PHP Object Injection

Critical · published June 7, 2023

CVSS v3.1
9.8
EPSS
2%
Percentile
74.9
In the wild
Unconfirmed
What it is

🚨 A PHP Object Injection in the Ultimate Reviews plugin means an attacker can craft a sneaky payload to execute code without any authentication! 🔥 Think of your website as a restaurant: the plugin is the kitchen staff, and if someone can sneak in a fake order without a reservation, they can whip up whatever dish they want without anyone noticing — potentially disastrous! An attacker could inject malicious objects that could execute PHP code, allowing them to manipulate your site or access sensitive data. Imagine a rogue chef who could prepare and serve unauthorized dishes in your restaurant — absolutely devastating!

Put simply

Think of your website as a restaurant: the plugin is the kitchen staff, and if someone can sneak in a fake order without a reservation, they can whip up whatever dish they want without anyone noticing — potentially disastrous! This vulnerability allows unauthenticated attackers to exploit the deserialization of untrusted input in the Ultimate Reviews plugin (versions up to 2.1.32), enabling them to inject PHP objects into the application.

What to do

An attacker could inject malicious objects that could execute PHP code, allowing them to manipulate your site or access sensitive data. Imagine a rogue chef who could prepare and serve unauthorized dishes in your restaurant — absolutely devastating! Immediately update the Ultimate Reviews plugin to the patched version 2.1.33 to close this vulnerability. Additionally, review your site’s security policies to restrict unauthorized input handling across all plugins. You've got this! Just follow these steps, and you'll have your site back on the safe side in no time! 🛡️

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
0.01553 · 74.9th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2023-06-07T01:51Z
EPSS history
Timeline
  • 07 JUN 01:51Z
    Ultimate Reviews < 2.1.33 - PHP Object Injection
    cvelistv5