Unauth redirectToUrl Enables Java Expression RCE (Fixed in wu#2016.1.5513)
CVE-2025-12140 Published on November 27, 2025
RCE in Wirtualna Uczelnia
The application contains an insecure 'redirectToUrl' mechanism that incorrectly processes the value of the 'redirectUrlParameter' parameter. The application interprets the entered string of characters as a Java expression, allowing an unauthenticated attacer to perform arbitrary code execution.
This issue was fixed in version wu#2016.1.5513#0#20251014_113353
Vulnerability Analysis
CVE-2025-12140 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
What is an Eval Injection Vulnerability?
The software receives input from an upstream component, but it does not neutralize or incorrectly neutralizes code syntax before using the input in a dynamic evaluation call (e.g. "eval"). This may allow an attacker to execute arbitrary code, or at least modify what code can be executed.
CVE-2025-12140 has been classified to as an Eval Injection vulnerability or weakness.
Affected Versions
Simple SA Wirtualna Uczelnia:- Before wu#2016.1.5513#0#20251014_113353 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.