CVE-2022-50803CWE-1392

JM-DATA ONU JF511-TV 1.0.67 Default Credentials Vulnerability

Critical · published December 30, 2025

CVSS v4.0
9.3
EPSS
0%
Percentile
35.6
In the wild
Unconfirmed
What it is

🚨 Default credentials are still in play, making unauthorized admin access as easy as pie! 🍰 This vulnerability is like a hotel that never changed its master key after the grand opening—anyone with that key can waltz into any room and do whatever they please! An attacker could take full control of the JM-DATA ONU JF511-TV device, leading to absolutely devastating consequences such as altering settings, spying on network traffic, or even launching further attacks on connected devices. Imagine the chaos if someone could just walk in and change the locks of your entire digital world!

Put simply

This vulnerability is like a hotel that never changed its master key after the grand opening—anyone with that key can waltz into any room and do whatever they please! The flaw lies in the use of default credentials that allow unauthorized users to access the administrative interface of the device, bypassing any security measures that should protect it.

What to do

An attacker could take full control of the JM-DATA ONU JF511-TV device, leading to absolutely devastating consequences such as altering settings, spying on network traffic, or even launching further attacks on connected devices. Imagine the chaos if someone could just walk in and change the locks of your entire digital world! Change the default credentials immediately to a strong, unique password and ensure all admin access is restricted. Regularly audit devices to ensure best practices are followed for securing default accounts. 🛡️ You've got this! Follow these steps to secure your device and restore peace of mind. 🔒✨

The record
Technical detail
CVSS v4.0
9.3 · CRITICAL
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00424 · 35.6th percentile
Weakness
CWE-1392 · Use of Default Credentials
Published
2025-12-30T22:41Z
EPSS history
Timeline
  • 30 DEC 22:41Z
    JM-DATA ONU JF511-TV 1.0.67 Default Credentials Vulnerability
    cvelistv5