CVE-2025-4828CWE-22

Support Board <= 3.8.0 - Unauthenticated Arbitrary File Deletion

Critical · published July 8, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
61.3
In the wild
Unconfirmed
What it is

🚨 A tiny oversight in the Support Board plugin for WordPress could let attackers delete any file on your server, leaving your site hanging by a thread! 🔥 This vulnerability is like a careless librarian who accidentally misfiles a crucial book and gives anyone unchecked access to any shelf — a recipe for chaos when that book is 'wp-config.php'! 📚 If an attacker successfully exploits this vulnerability, they could wipe out critical files, leading to complete remote code execution and effectively taking control of your entire site. Imagine losing access to your site’s core functionalities overnight — absolutely devastating!

Put simply

This vulnerability is like a careless librarian who accidentally misfiles a crucial book and gives anyone unchecked access to any shelf — a recipe for chaos when that book is 'wp-config.php'! 📚 Due to insufficient file path validation in the sb_file_delete function, all versions of the Support Board plugin up to 3.8.0 allow unauthorized file deletions, paving the way for attackers to execute remote code.

What to do

If an attacker successfully exploits this vulnerability, they could wipe out critical files, leading to complete remote code execution and effectively taking control of your entire site. Imagine losing access to your site’s core functionalities overnight — absolutely devastating! Immediately update the Support Board plugin to version 3.8.1 or later to patch this vulnerability. Regularly audit your file permissions and ensure that your WordPress environment is secure against such attacks. Don't forget to monitor for unusual file activities! This is fixable! Get that update installed ASAP, and you'll have your site back on solid ground 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
0.00964 · 61.3th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2025-07-08T23:22Z
EPSS history
Timeline
  • 08 JUL 23:22Z
    Support Board <= 3.8.0 - Unauthenticated Arbitrary File Deletion
    cvelistv5