CVE-2025-15389CWE-78

QNO Technology|VPN Firewall - OS Command Injection

High · published December 31, 2025

CVSS v4.0
8.7
EPSS
1%
Percentile
66.5
In the wild
Unconfirmed
What it is

⚡ An OS Command Injection vulnerability in QNO's VPN Firewall lets attackers execute arbitrary commands on the server! This is no ordinary oversight — it’s like giving a VIP pass to your server’s command line! Think of a restaurant where, instead of checking orders, the chef just blindly follows any instructions from the kitchen staff — that's what this vulnerability does with commands! An attacker could slip in a request and have the server whip up anything they want, bypassing numerous protections. The stakes here are high! An attacker could gain complete control of the server, steal sensitive data, or disrupt operations entirely. Imagine an intruder walking into your server room and flipping switches at will—chaos would ensue!

Put simply

Think of a restaurant where, instead of checking orders, the chef just blindly follows any instructions from the kitchen staff — that's what this vulnerability does with commands! An attacker could slip in a request and have the server whip up anything they want, bypassing numerous protections. This command injection flaw allows authenticated remote attackers to inject and execute arbitrary operating system commands on the server, exploiting insufficient validation of input data.

What to do

The stakes here are high! An attacker could gain complete control of the server, steal sensitive data, or disrupt operations entirely. Imagine an intruder walking into your server room and flipping switches at will—chaos would ensue! Patch your QNO VPN Firewall to the latest version immediately to close this vulnerability. Also, review your input validation processes to ensure they adequately filter harmful commands. Don’t just stop at patching—conduct a security audit to prevent future surprises! You’ve got this! Follow these steps, and you’ll safeguard your network like a pro! 🛡️

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
0.01145 · 66.5th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2025-12-31T09:12Z
EPSS history
Timeline
  • 31 DEC 09:12Z
    QNO Technology|VPN Firewall - OS Command Injection
    cvelistv5