CVE-2024-53772 in Mail Picker Plugin
Summary
by MITRE • 12/01/2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in PickPlugins Mail Picker allows DOM-Based XSS.This issue affects Mail Picker: from n/a through 1.0.14.
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Analysis
by VulDB Data Team • 02/22/2025
This vulnerability represents a critical cross-site scripting flaw that specifically targets the DOM-based execution environment within the PickPlugins Mail Picker plugin. The weakness arises from inadequate input sanitization during web page generation processes, creating an avenue for malicious actors to inject harmful scripts into the browser's document object model. The vulnerability exists within the plugin's handling of user-supplied data that gets processed and rendered without proper neutralization, allowing attackers to manipulate the DOM structure through crafted input sequences.
The technical exploitation of this vulnerability occurs when user input containing malicious scripts is processed by the Mail Picker plugin and subsequently rendered in the browser context. This DOM-based XSS variant differs from traditional reflected or stored XSS because the malicious payload is executed directly within the browser's DOM without being sent to the server. The vulnerability affects all versions from the initial release through version 1.0.14, indicating a persistent flaw that has remained unaddressed across multiple iterations of the plugin's development cycle.
From an operational perspective, this vulnerability presents significant risks to end users and administrators who rely on the Mail Picker plugin for email management tasks. An attacker could exploit this weakness to execute arbitrary JavaScript code within the context of a victim's browser session, potentially leading to session hijacking, data exfiltration, or redirection to malicious sites. The impact extends beyond simple script execution as it could enable attackers to manipulate the plugin's functionality, access sensitive email data, or compromise user credentials through session manipulation techniques.
The vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws in web applications, and demonstrates characteristics consistent with ATT&CK technique T1566.001 related to spearphishing attachments. Organizations using this plugin face heightened risk of targeted attacks where malicious actors craft inputs designed to exploit the DOM-based XSS vulnerability. The remediation approach should focus on implementing robust input validation and sanitization mechanisms that neutralize potentially harmful characters and sequences before any user input is processed or rendered within the DOM structure. Additionally, developers should implement Content Security Policy headers to limit script execution contexts and employ proper output encoding techniques to prevent malicious code from being interpreted as executable JavaScript within the browser environment.