CVE-2025-46469 in Send From Plugin
Summary
by MITRE • 04/24/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Benjamin Buddle Send From allows Stored XSS. This issue affects Send From: from n/a through 2.2.
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Analysis
by VulDB Data Team • 04/24/2025
The vulnerability identified as CVE-2025-46469 represents a critical cross-site scripting flaw within the Benjamin Buddle Send From WordPress plugin, specifically impacting versions ranging from n/a through 2.2. This stored XSS vulnerability occurs during the web page generation process when user input is inadequately sanitized before being rendered in web pages, creating a persistent security risk that can affect multiple users who interact with the compromised application. The issue stems from improper neutralization of input data that flows through the plugin's processing pipeline, allowing malicious scripts to be stored on the server and subsequently executed in the context of other users' browsers. This type of vulnerability falls under CWE-79 which specifically addresses improper neutralization of input during web page generation, making it a classic example of how user-controllable data can be exploited to compromise web application security. The ATT&CK framework categorizes this vulnerability under T1531 which involves the use of insecure web application frameworks and components, highlighting the need for proper input validation and output encoding mechanisms.
The technical flaw manifests when the Send From plugin processes user-submitted data through its web interface without implementing adequate sanitization measures. When malicious input is submitted through the plugin's forms or data entry points, the system fails to properly escape or encode the content before storing it in the database or rendering it in subsequent web pages. This allows attackers to inject malicious JavaScript code that persists within the application's data storage, making the vulnerability particularly dangerous as it can affect multiple users who view the compromised content. The stored nature of this XSS vulnerability means that once the malicious payload is injected, it remains active until manually removed, potentially affecting all users who encounter the infected data in the plugin's output. The vulnerability chain typically involves an attacker submitting malicious content through the plugin's interface, which gets stored server-side, and then executed when other users view pages containing this data.
The operational impact of this stored XSS vulnerability extends beyond simple data theft or session hijacking, as it can enable attackers to perform a wide range of malicious activities including credential theft, data exfiltration, and privilege escalation within the compromised environment. Attackers can leverage this vulnerability to execute arbitrary JavaScript code in the context of authenticated users, potentially gaining access to administrative functions or sensitive data within the WordPress environment. The vulnerability's persistence makes it particularly dangerous for organizations relying on the Send From plugin, as the malicious code can remain active for extended periods without detection. Users who access the compromised plugin functionality may unknowingly execute the injected scripts, leading to potential compromise of their sessions and browser-based activities. The impact is exacerbated by the fact that this vulnerability affects the entire plugin ecosystem, potentially allowing attackers to target multiple installations simultaneously if the same vulnerable version is deployed across different environments.
Mitigation strategies for this vulnerability should focus on immediate patching of the affected plugin versions, implementing proper input validation and output encoding mechanisms, and conducting comprehensive security assessments of the affected WordPress installations. Organizations should prioritize updating to the latest available version of the Send From plugin where the vulnerability has been addressed, while also implementing additional security controls such as web application firewalls and content security policies to provide defense-in-depth. The implementation of proper input sanitization techniques including HTML entity encoding, parameterized queries, and strict validation of user inputs can prevent the injection of malicious scripts into the application's data flow. Additionally, security monitoring should be enhanced to detect unusual patterns in plugin usage and data submissions that might indicate exploitation attempts. Organizations should also consider implementing principle of least privilege access controls and regular security audits to identify and remediate similar vulnerabilities across their web applications. The vulnerability underscores the importance of maintaining up-to-date security practices and the necessity of thorough security testing for all web application components, particularly those handling user input in web-based environments.