CVE-2025-5347 in Exchange Reporter Plus
Summary
by MITRE • 10/30/2025
Zohocorp ManageEngine Exchange Reporter Plus versions before 5723 are vulnerable to Stored Cross Site Scripting in the reports module.
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Analysis
by VulDB Data Team • 11/07/2025
The vulnerability identified as CVE-2025-5347 affects Zohocorp ManageEngine Exchange Reporter Plus versions prior to 5723 and represents a stored cross site scripting flaw within the reports module. This security weakness allows attackers to inject malicious scripts that persist in the application's database and execute whenever users access affected reports. The vulnerability stems from inadequate input validation and output encoding mechanisms within the reporting functionality, creating an environment where user-supplied data can be improperly sanitized before being rendered to end users.
The technical implementation of this stored XSS vulnerability occurs when malicious input is accepted through report creation or configuration interfaces without proper sanitization. When legitimate users view the compromised reports, their browsers execute the injected malicious scripts within the context of the vulnerable application. This creates a persistent threat vector where attackers can establish backdoors, steal session cookies, or perform actions on behalf of authenticated users. The flaw falls under CWE-079 - Improper Neutralization of Input During Web Page Generation, which specifically addresses the failure to properly encode or escape user-controllable data before including it in web output.
From an operational impact perspective, this vulnerability poses significant risks to organizations using Exchange Reporter Plus for email monitoring and reporting. Attackers could exploit this flaw to gain unauthorized access to sensitive email data, manipulate report configurations, or establish persistent access points within the email infrastructure. The stored nature of the vulnerability means that once exploited, malicious payloads remain active until the affected version is patched, providing attackers with extended window of opportunity for data exfiltration or further exploitation. This vulnerability directly aligns with ATT&CK technique T1566.001 - Phishing: Spearphishing Attachment, as attackers could craft malicious reports containing payloads that execute when viewed by administrators or other users.
Organizations should immediately upgrade to ManageEngine Exchange Reporter Plus version 5723 or later to remediate this vulnerability. Additionally, implementing proper input validation controls, output encoding mechanisms, and regular security assessments of web applications can help prevent similar issues. Network segmentation and monitoring of report generation activities should be enhanced to detect potential exploitation attempts. The vulnerability demonstrates the critical importance of maintaining up-to-date software versions and implementing robust web application security controls to protect against persistent threats in email infrastructure monitoring systems.