In modern web development, security vulnerabilities remain a critical concern, particularly when user-generated content is involved. One such vulnerability, CVE-2024-13383, was identified in the HD Quiz plugin (versions prior to 2.0.0) for WordPress. This vulnerability allows an attacker to inject stored cross-site scripting (XSS) payloads into quizzes, leading to potential exploitation and compromise of user data.
CVE-2024-12739 – Mobile Contact Bar < 3.0.5 – Stored XSS to JS Backdoor Creation – POC

The Mobile Contact Bar plugin for WordPress provides website owners with an intuitive way to create customizable contact options for their visitors. However, a critical Stored Cross-Site Scripting (XSS) vulnerability has been identified in versions below 3.0.5, which can lead to JavaScript backdoor creation and potential full site compromise. This article explores the discovery, exploitation, risks, and mitigation strategies for this vulnerability
CVE-2025-1619 – GDPR Cookie Compliance – Stored XSS to JS Backdoor Creation – POC

The GDPR Cookie Compliance plugin is an essential tool for WordPress websites aiming to comply with the General Data Protection Regulation (GDPR) by providing cookie consent banners and settings. However, a critical Stored Cross-Site Scripting (XSS) vulnerability (CVE-2025-1619) has been identified in the plugin. This vulnerability allows an attacker with editor-level privileges to inject malicious JavaScript into the plugin’s “Checkbox Labels” field. Once the injected JavaScript is saved, it is stored in the WordPress database and executed when users interact with the cookie consent banner on the site. This can lead to account takeover, session hijacking, and the creation of backdoor admin accounts. With over 300,000 active installations, this vulnerability represents a major security risk for websites using the GDPR Cookie Compliance plugin.
CVE-2024-11503 – WP Tabs < 2.2.7 – Stored XSS to JS Backdoor Creation – POC

WP Tabs is a widely used WordPress plugin designed to help users create and manage tabbed navigation on their websites. With its user-friendly interface and extensive customization options, WP Tabs has gained popularity among WordPress site owners. However, a security vulnerability (CVE-2024-111503) was discovered in versions below 2.2.7, exposing websites to a Stored Cross-Site Scripting (XSS) attack. This article delves into the discovery, exploitation, risks, and remediation of this vulnerability.
CVE-2025-1620 – GDPR Cookie Compliance – Stored XSS to JS Backdoor Creation – POC
CVE-2024-10475 – Lead Form Builder – Stored XSS to JS Backdoor Creation – POC

Lead Form Builder is a popular WordPress plugin designed to create and manage contact forms. It offers an easy-to-use drag-and-drop interface and integration with page builders like Elementor, Brizy, SiteOrigin, and Gutenberg. However, a security vulnerability (CVE-2024-10475) was discovered in versions prior to 1.9.8, which allows attackers to inject and execute malicious JavaScript code through Stored Cross-Site Scripting (XSS). This article explores the vulnerability, its risks, exploitation, and best practices to mitigate the issue.
CVE-2025-1621 – GDPR Cookie Compliance – Stored XSS to JS Backdoor Creation – POC

The GDPR Cookie Compliance plugin is a popular solution for WordPress websites to help them comply with the European Union’s General Data Protection Regulation (GDPR). It is primarily used to display cookie consent banners that inform users about the use of cookies on the website and collect their consent. However, a critical vulnerability, CVE-2025-1621, has been discovered in the plugin that allows for Stored Cross-Site Scripting (XSS) attacks. This vulnerability enables attackers to inject malicious JavaScript into the “Accept – Button Label” field in the plugin’s settings. The injected script can later be executed when a user interacts with the consent banner, leading to potential account takeover and the creation of backdoor admin accounts. With over 300,000 active installations, this vulnerability presents a significant security risk.
CVE-2024-10703 – Registrations for Events Calendar – Stored XSS to JS Backdoor Creation – POC

Stored Cross-Site Scripting (Stored XSS) is a critical web security vulnerability that allows attackers to inject malicious scripts into a website, which are then executed in the browsers of unsuspecting users. This article focuses on CVE-2024-10703, a Stored XSS vulnerability found in versions below 2.13.4 of the “Registrations for The Events Calendar” plugin for WordPress. This vulnerability can be exploited by an attacker with administrator privileges to inject harmful scripts that execute when users interact with certain elements of the website.
CVE-2025-1622 – GDPR Cookie Compliance – Stored XSS to JS Backdoor Creation – POC

The GDPR Cookie Compliance plugin for WordPress is widely used to help websites comply with the European Union’s General Data Protection Regulation (GDPR). One of the core features of the plugin is its cookie consent banner, which informs users about the use of cookies and requests their consent. However, a critical vulnerability, CVE-2025-1622, has been identified in the plugin. This Stored Cross-Site Scripting (XSS) vulnerability allows an attacker with editor-level access to inject malicious JavaScript into the “Cookie Banner Content” field. Once saved, the injected script is stored and executed when the banner is displayed on the site’s frontend, potentially leading to account takeover and the creation of backdoor admin accounts. With over 300,000 active installations, this vulnerability poses a significant security risk for WordPress websites using the GDPR Cookie Compliance plugin.
CVE-2024-10472 – Stylish Price List < 7.1.12 – Stored XSS to Admin Creation – POC

WordPress plugins play a crucial role in extending the functionality of websites. However, vulnerabilities in these plugins can introduce significant security risks. One such vulnerability has been discovered in the Stylish Price List plugin (versions below 7.1.12), which enables users to create visually appealing price lists and pricing tables. The vulnerability allows a malicious actor to inject and store JavaScript code, leading to a Stored Cross-Site Scripting (XSS) attack that can compromise an administrator’s session.