CVE-2025-28923 in No Disposable Email Plugin
Summary
by MITRE • 03/12/2025
Cross-Site Request Forgery (CSRF) vulnerability in philippe No Disposable Email allows Stored XSS. This issue affects No Disposable Email: from n/a through 2.5.1.
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Analysis
by VulDB Data Team • 03/12/2025
The CVE-2025-28923 vulnerability represents a critical security flaw in the philippe No Disposable Email plugin that combines cross-site request forgery with stored cross-site scripting capabilities. This dual vulnerability presents a significant risk to web applications that rely on the plugin for email validation and user management. The vulnerability exists within the plugin's handling of user inputs and request processing mechanisms, creating a pathway for attackers to execute malicious code within the context of authenticated users' browsers.
This vulnerability stems from inadequate validation and sanitization of user-supplied data within the plugin's processing pipeline. The CSRF component allows attackers to trick authenticated users into performing unintended actions on the web application, while the stored XSS element enables persistent malicious scripts to be injected and executed. The flaw specifically impacts versions of the No Disposable Email plugin ranging from the initial release through version 2.5.1, indicating a long-standing issue that has not been adequately addressed. The combination of these two vulnerability types creates a particularly dangerous scenario where an attacker can leverage one vulnerability to establish the conditions for the other.
The operational impact of CVE-2025-28923 extends beyond simple data theft or defacement, as it enables attackers to execute arbitrary code within user sessions. This capability allows for session hijacking, data exfiltration, and potential lateral movement within the affected web application. The stored nature of the XSS vulnerability means that malicious scripts persist in the application's database, ensuring that every user who interacts with the affected functionality becomes a potential victim. Attackers can exploit this vulnerability to gain unauthorized access to user accounts, modify sensitive data, or redirect users to malicious websites.
Mitigation strategies for this vulnerability should prioritize immediate plugin updates to versions that address both the CSRF and XSS flaws. System administrators should implement comprehensive input validation and output encoding measures to prevent malicious data from being processed or displayed. The implementation of proper CSRF tokens and secure session management practices can help prevent unauthorized actions while the use of Content Security Policies can mitigate the impact of stored XSS attacks. Organizations should also conduct thorough security assessments of their web applications to identify similar vulnerabilities in other plugins or components that might be susceptible to similar attack vectors. This vulnerability aligns with CWE-352 for CSRF and CWE-79 for XSS, representing a classic example of how multiple vulnerability types can compound security risks. The ATT&CK framework categorizes this as a privilege escalation and persistence technique, as attackers can use these vulnerabilities to maintain access and expand their control over affected systems.