CVE-2025-11956CWE-79cross-site-scripting

CVE-2025-11956

High · published November 6, 2025

CVSS v3.1
8.9
EPSS
0%
Percentile
18.6
In the wild
Unconfirmed
What it is

🚨 A curious case of input mismanagement exists in Proliz Software's OBS system, allowing for Stored XSS that can turn your web app into a playground for attackers! ⚡ Think of it like a restaurant that lets anyone write their own special on the menu without checking the ingredients — one bad dish could spoil the whole meal! An attacker could exploit this vulnerability to inject malicious scripts that run every time a user accesses the affected page. This could lead to unauthorized actions, data theft, and a complete compromise of user accounts — absolutely devastating! 😱

Put simply

Think of it like a restaurant that lets anyone write their own special on the menu without checking the ingredients — one bad dish could spoil the whole meal! The vulnerability stems from inadequate input validation in the OBS system, enabling an attacker to embed malicious scripts in stored data. When users view this data, the scripts execute in their browsers, allowing the attacker to hijack sessions and steal sensitive information.

What to do

An attacker could exploit this vulnerability to inject malicious scripts that run every time a user accesses the affected page. This could lead to unauthorized actions, data theft, and a complete compromise of user accounts — absolutely devastating! 😱 To mitigate this risk, update your OBS system to version 25.0401 or later immediately. Additionally, implement strict input validation and sanitize user-generated content to thwart any injection attempts. 🛡️ With these steps, you can strengthen your defenses and keep your users safe! You've got this! 💪

The record
Technical detail
CVSS v3.1
8.9 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L
CVSS v4.0
Not supplied
EPSS
0.00273 · 18.6th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2025-11-06T20:15Z
References (2)
EPSS history
Timeline
  • 06 NOV 14:51Z
    XSS in Proliz's OBS
    cvelistv5