CVE-2025-12868CWE-603

CVE-2025-12868

Critical · published November 10, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
45.3
In the wild
Unconfirmed
What it is

🚨 Unauthenticated attackers can easily waltz in and seize control! A client-side authentication flaw in CyberTutor's New Site Server lets them tweak the frontend code, effectively granting themselves admin rights. 🔥 Think of it like an unmonitored front desk in a hotel where anyone can walk up, change the room keys, and let themselves into the penthouse suite — total chaos! If exploited, attackers could modify site content, access sensitive data, and wreak havoc on the entire website functionality. We're talking about unauthorized changes that could lead to critical data breaches or even total site collapse.

Put simply

Think of it like an unmonitored front desk in a hotel where anyone can walk up, change the room keys, and let themselves into the penthouse suite — total chaos! This vulnerability stems from inadequate client-side authentication, allowing outsiders to manipulate the frontend code without any user verification, effectively masquerading as legitimate administrators.

What to do

If exploited, attackers could modify site content, access sensitive data, and wreak havoc on the entire website functionality. We're talking about unauthorized changes that could lead to critical data breaches or even total site collapse. Patch your site server immediately to the latest version provided by CyberTutor, which addresses this vulnerability. Review your authentication mechanisms to ensure they are server-side, and consider implementing additional security measures such as input validation and user activity monitoring. You've got this! With these steps, you'll have this vulnerability locked down 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
0.00551 · 45.3th percentile
Weakness
CWE-603 · Use of Client-Side Authentication
Published
2025-11-10T09:15Z
References (2)
EPSS history
Timeline
  • 10 NOV 03:14Z
    CyberTutor|New Site Server - Use of Client-Side Authentication
    cvelistv5