CVE-2023-5843CWE-94

Ads by datafeedr.com <= 1.1.3 - Unauthenticated (Limited) Remote Code Execution

Critical · published October 30, 2023

CVSS v3.1
9.0
EPSS
2%
Percentile
82.2
In the wild
Unconfirmed
What it is

🚨 A single endpoint lets attackers execute code on your server! The Ads by datafeedr.com plugin for WordPress has a critical vulnerability that leaves your site open to exploitation. 🔥 Think of it like a fast-food drive-thru where anyone can shout out instructions to the kitchen without an order confirmation — that’s exactly how the 'dfads_ajax_load_ads' function works, allowing attackers to cook up malicious code without breaking a sweat. An attacker could gain complete control of your server, executing arbitrary code that could lead to data theft, defacement of your site, or even total destruction of your WordPress environment. This could be absolutely devastating for your website’s integrity and reputation!

Put simply

Think of it like a fast-food drive-thru where anyone can shout out instructions to the kitchen without an order confirmation — that’s exactly how the 'dfads_ajax_load_ads' function works, allowing attackers to cook up malicious code without breaking a sweat. This vulnerability arises from the 'dfads_ajax_load_ads' function in versions up to and including 1.1.3 of the Ads by datafeedr.com plugin, allowing unauthenticated users to send crafted requests that execute code directly on the server.

What to do

An attacker could gain complete control of your server, executing arbitrary code that could lead to data theft, defacement of your site, or even total destruction of your WordPress environment. This could be absolutely devastating for your website’s integrity and reputation! To protect your site, immediately update the Ads by datafeedr.com plugin to version 1.1.4 or higher. Additionally, review your site’s security measures to ensure no unauthorized access can occur through this or similar vulnerabilities. This is fixable! Act now and keep your site secure. You've got this! 🛡️

The record
Technical detail
CVSS v3.1
9.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.02178 · 82.2th percentile
Weakness
CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2023-10-30T13:48Z
EPSS history
Timeline
  • 30 OCT 13:48Z
    Ads by datafeedr.com <= 1.1.3 - Unauthenticated (Limited) Remote Code Execution
    cvelistv5