CVE-2025-23936 in CC Circle Progress Bar Plugin
Summary
by MITRE • 01/16/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Harun R. Rayhan (Cr@zy Coder) CC Circle Progress Bar allows Stored XSS.This issue affects CC Circle Progress Bar: from n/a through 1.0.0.
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Analysis
by VulDB Data Team • 02/10/2025
The CVE-2025-23936 vulnerability represents a critical cross-site scripting flaw within the CC Circle Progress Bar plugin developed by Harun R. Rayhan also known as Cr@zy Coder. This vulnerability falls under the CWE-79 category of Cross-Site Scripting and specifically manifests as a stored XSS attack vector that can compromise user sessions and execute malicious code within the context of affected web applications. The vulnerability exists in all versions of the plugin from the initial release through version 1.0.0, indicating a fundamental flaw in the input sanitization mechanisms that process user-generated content for web page generation.
The technical implementation of this vulnerability stems from inadequate validation and sanitization of user input that is subsequently rendered in web pages without proper escaping or encoding. When users interact with the progress bar functionality, the plugin fails to properly neutralize malicious script code that may be injected through parameters or content fields. This allows attackers to store malicious payloads that persist in the application's database or configuration files, making the vulnerability particularly dangerous as it can affect multiple users who subsequently view the affected pages. The flaw occurs during the web page generation process where user-provided data flows directly into HTML output without appropriate security measures to prevent script execution.
The operational impact of this stored XSS vulnerability extends beyond simple data theft or session hijacking, as it provides attackers with the capability to perform a wide range of malicious activities. An attacker could inject scripts that steal cookies, redirect users to phishing sites, modify page content, or even execute arbitrary commands on affected systems. The vulnerability's persistence through storage means that once exploited, the malicious code remains active until manually removed from the plugin configuration or database. This makes the attack particularly insidious as it can continue to affect users long after the initial compromise, potentially leading to data breaches, service disruption, or further lateral movement within compromised networks.
Mitigation strategies for CVE-2025-23936 should prioritize immediate remediation through plugin updates from the vendor, as this vulnerability affects a specific version range that likely contains fixes for input sanitization. Organizations should implement comprehensive input validation and output encoding mechanisms that align with OWASP XSS prevention guidelines, ensuring that all user-provided content undergoes proper sanitization before being rendered in web pages. Network defenders should also consider implementing Content Security Policies to limit script execution and monitor for suspicious user activity patterns that may indicate exploitation attempts. The vulnerability's classification under ATT&CK technique T1566.001 for Phishing through Social Engineering underscores the importance of user education and awareness training to prevent initial compromise through malicious payloads. Additionally, regular security audits of web applications and plugins should include thorough testing for XSS vulnerabilities to identify and remediate similar issues before they can be exploited by threat actors.