CVE-2025-52782 in Scroll UP Plugin
Summary
by MITRE • 06/20/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in King Rayhan Scroll UP allows Reflected XSS. This issue affects Scroll UP: from n/a through 2.0.
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Analysis
by VulDB Data Team • 06/20/2025
The vulnerability identified as CVE-2025-52782 represents a critical cross-site scripting flaw in the King Rayhan Scroll UP web application, specifically categorized under CWE-79 Improper Neutralization of Input During Web Page Generation. This reflected cross-site scripting vulnerability occurs when the application fails to properly sanitize user input before incorporating it into dynamically generated web pages, creating an avenue for malicious actors to inject client-side scripts into web content viewed by other users. The vulnerability affects all versions of Scroll UP from the initial release through version 2.0, indicating a persistent flaw that has not been adequately addressed in the software's codebase.
The technical exploitation of this vulnerability involves an attacker crafting malicious input that, when processed by the vulnerable application, gets reflected back to the user's browser without proper sanitization or encoding. This reflected XSS occurs because the application does not implement adequate input validation or output encoding mechanisms to prevent the execution of malicious scripts. When a victim visits a specially crafted URL containing the malicious payload, the script executes in the victim's browser context, potentially allowing attackers to steal session cookies, perform unauthorized actions on behalf of users, or redirect victims to malicious websites. The vulnerability's impact is amplified by the fact that it affects the entire version range from n/a through 2.0, suggesting that the developers have not yet implemented proper security measures to prevent this type of input processing flaw.
The operational consequences of this reflected XSS vulnerability extend beyond simple script execution, as it can enable sophisticated attack vectors that align with multiple ATT&CK techniques including T1566.001 Phishing and T1071.001 Application Layer Protocol. Attackers can leverage this vulnerability to conduct session hijacking attacks, where stolen authentication tokens allow unauthorized access to user accounts. The vulnerability also supports credential theft operations, as malicious scripts can capture login information or manipulate forms to redirect credentials to attacker-controlled servers. Additionally, the reflected nature of the vulnerability means that attackers can quickly deploy payloads through social engineering tactics, such as sending malicious links via email or messaging platforms, making this attack vector particularly dangerous for end users who may not be aware of the underlying security flaws.
Organizations utilizing affected versions of Scroll UP should immediately implement comprehensive mitigations to address this vulnerability. The primary defense mechanism involves implementing strict input validation and output encoding practices, ensuring that all user-supplied data is properly sanitized before being incorporated into web page content. This approach aligns with security best practices outlined in OWASP Top Ten and should include the implementation of Content Security Policy headers to prevent unauthorized script execution. The solution requires developers to sanitize all input parameters through proper encoding techniques such as HTML entity encoding, JavaScript escaping, or the use of secure libraries that automatically handle input sanitization. Additionally, implementing proper HTTP headers including X-Content-Type-Options and X-Frame-Options can provide additional protection layers against exploitation attempts, while regular security audits and code reviews should be conducted to identify and remediate similar vulnerabilities in the application's codebase.