CVE-2025-22636 in VR-Frases Plugin
Summary
by MITRE • 04/17/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Vicente Ruiz Gálvez VR-Frases allows Reflected XSS. This issue affects VR-Frases: from n/a through 3.0.1.
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Analysis
by VulDB Data Team • 04/17/2025
This vulnerability represents a classic cross-site scripting flaw that exploits improper input handling during web page generation within the VR-Frases application. The issue manifests as a reflected cross-site scripting vulnerability, where malicious input is immediately reflected back to users without proper sanitization or encoding. The vulnerability exists in the web application's processing of user-supplied data that gets incorporated into dynamically generated web pages, creating an opportunity for attackers to inject malicious scripts that execute in the context of other users' browsers. This specific weakness falls under the category of CWE-79 which defines improper neutralization of input during web page generation, making it a fundamental web application security flaw that has been consistently identified in numerous applications across various platforms.
The operational impact of this reflected XSS vulnerability is significant as it allows attackers to execute arbitrary JavaScript code in victims' browsers without requiring any authentication or privileged access. Attackers can craft malicious URLs containing script payloads that, when clicked by unsuspecting users, will execute in the target's browser context. This enables a range of malicious activities including session hijacking, credential theft, redirection to malicious sites, and potential data exfiltration from authenticated sessions. The vulnerability affects all versions from the initial release through version 3.0.1, indicating this is a persistent flaw that has not been adequately addressed in the application's input validation mechanisms. The reflected nature of the vulnerability means that the malicious payload is immediately reflected back in the application's response, making exploitation relatively straightforward and increasing the attack surface.
Security practitioners should recognize this vulnerability as a critical component of the attack surface that aligns with several ATT&CK techniques including T1566 for social engineering and T1059 for command and script injection. The vulnerability's presence in the web application's core functionality means that any user interaction with the application could potentially serve as an attack vector. Organizations utilizing this software should implement immediate mitigations including input validation and output encoding, implementing proper Content Security Policy headers, and conducting thorough code reviews to identify additional injection points. The vulnerability demonstrates the importance of following secure coding practices and input sanitization as outlined in OWASP Top 10 and ISO/IEC 27001 security standards. Additionally, this flaw highlights the necessity of regular security assessments and vulnerability scanning to identify and remediate such issues before they can be exploited in real-world scenarios.