CVE-2026-1427CWE-78

WellChoose|Single Sign-On Portal System - OS Command Injection

High · published January 26, 2026

CVSS v4.0
8.7
EPSS
1%
Percentile
72.3
In the wild
Unconfirmed
What it is

⚡ An authenticated attacker can run any command they want on your server — that's the OS Command Injection vulnerability hiding in WellChoose’s Single Sign-On Portal! Think of it as a hotel where guests can sneak into the control room and change the temperature, adjust the lights, or even unlock doors — chaos waiting to happen! If exploited, a malicious user could execute arbitrary operating system commands, potentially leading to data breaches, unauthorized access, or even taking full control of the server. This could be absolutely devastating for your system’s integrity and your users' trust!

Put simply

Think of it as a hotel where guests can sneak into the control room and change the temperature, adjust the lights, or even unlock doors — chaos waiting to happen! This OS Command Injection vulnerability allows authenticated attackers to inject and execute arbitrary commands on the server, compromising its security and potentially accessing sensitive data.

What to do

If exploited, a malicious user could execute arbitrary operating system commands, potentially leading to data breaches, unauthorized access, or even taking full control of the server. This could be absolutely devastating for your system’s integrity and your users' trust! To patch this vulnerability, ensure that all input from authenticated users is properly sanitized and validate command execution permissions. Update the system to the latest version recommended by WellChoose as soon as possible! You've got this! With the right steps, you can lock it down and keep your server secure! 🛡️

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.01403 · 72.3th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-01-26T08:06Z
EPSS history
Timeline
  • 26 JAN 08:06Z
    WellChoose|Single Sign-On Portal System - OS Command Injection
    cvelistv5