CVE-2025-62743 in MyBookTable Bookstore Plugin
Summary
by MITRE • 12/31/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in zookatron MyBookTable Bookstore allows Stored XSS.This issue affects MyBookTable Bookstore: from n/a through 3.5.5.
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Analysis
by VulDB Data Team • 12/31/2025
The vulnerability identified as CVE-2025-62743 represents a critical cross-site scripting flaw within the zookatron MyBookTable Bookstore application that enables stored XSS attacks. This weakness manifests during the web page generation process where input validation and sanitization mechanisms fail to properly neutralize malicious user-supplied data. The vulnerability specifically impacts versions of the MyBookTable Bookstore software ranging from the initial release through version 3.5.5, indicating a prolonged exposure window where systems could be compromised.
The technical root cause of this vulnerability stems from inadequate input sanitization practices during the web page rendering process. When users submit content through various input fields within the bookstore application, the system fails to properly escape or filter potentially malicious script code before storing and subsequently displaying this content to other users. This stored data becomes part of the web page generation cycle, allowing attackers to inject malicious JavaScript code that executes in the context of other users' browsers. The flaw aligns with CWE-79 which specifically addresses cross-site scripting vulnerabilities, and represents a classic case of improper neutralization of input during web page generation.
The operational impact of this vulnerability extends beyond simple data corruption or display issues. Attackers can leverage this stored XSS vulnerability to execute arbitrary JavaScript code within victims' browsers, potentially leading to session hijacking, credential theft, or redirection to malicious sites. The stored nature of this vulnerability means that once malicious content is injected and saved to the application's database, it can affect multiple users over time without requiring repeated exploitation attempts. This persistent threat makes the vulnerability particularly dangerous for web applications handling user-generated content such as bookstore platforms where customers might submit reviews, comments, or other interactive elements.
Security professionals should immediately assess their deployment of MyBookTable Bookstore versions 3.5.5 and earlier for potential exploitation. The vulnerability creates opportunities for attackers to establish persistent footholds within affected systems through browser-based attacks. Mitigation strategies should focus on implementing comprehensive input validation and output encoding mechanisms, particularly for all user-supplied content that gets stored and later rendered in web pages. The ATT&CK framework categorizes this type of vulnerability under T1566 - Phishing and T1059 - Command and Scripting Interpreter, highlighting the potential for both initial access and execution phases in attack chains. Organizations should prioritize patching or upgrading to versions that address this specific XSS flaw while implementing additional defensive measures such as Content Security Policy headers and regular security scanning of user-generated content to prevent exploitation attempts.