CVE-2025-9567 in eHRD CTMS
Summary
by MITRE • 09/01/2025
The eHRD developed by Sunnet has a Reflected Cross-site Scripting vulnerability, allowing unauthenticated remote attackers to execute arbitrary JavaScript codes in user's browser through phishing attacks.
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Analysis
by VulDB Data Team • 09/01/2025
The CVE-2025-9567 vulnerability represents a critical reflected cross-site scripting flaw within the eHRD system developed by Sunnet. This vulnerability resides in the web application's input validation mechanisms, specifically in how it processes user-supplied data within HTTP response headers and parameters. The flaw allows malicious actors to inject malicious JavaScript code into web pages that are subsequently executed in the victim's browser when they click on a crafted link or visit a compromised page. The vulnerability affects the authentication and authorization flow of the eHRD system, potentially compromising user sessions and sensitive data processing capabilities.
The technical implementation of this reflected XSS vulnerability stems from inadequate sanitization of input parameters that are directly echoed back to users without proper encoding or validation. Attackers can craft malicious URLs containing JavaScript payloads that, when clicked by unsuspecting users, are reflected back by the vulnerable application and executed in the user's browser context. This type of vulnerability typically occurs when applications fail to properly escape special characters in user input before rendering it within web pages, creating opportunities for attackers to inject malicious scripts that can steal session cookies, redirect users to malicious sites, or perform actions on behalf of authenticated users.
The operational impact of this vulnerability extends beyond simple script execution, as it provides attackers with a foothold for more sophisticated attacks within the eHRD environment. Unauthenticated remote attackers can leverage this vulnerability to conduct phishing campaigns that appear legitimate to users, potentially leading to unauthorized access to employee records, payroll information, and other sensitive human resources data. The vulnerability particularly affects organizations that rely on the eHRD system for processing confidential employee information, as successful exploitation could result in data breaches, regulatory compliance violations, and significant financial and reputational damage. The reflected nature of the vulnerability means that attackers do not need persistent access to the system, making it particularly dangerous for organizations with limited security monitoring capabilities.
Mitigation strategies for CVE-2025-9567 should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application's codebase. Organizations should deploy proper HTML escaping for all user-supplied input before rendering it in web pages, implement Content Security Policy headers to limit script execution, and utilize secure coding practices that prevent direct parameter reflection. The vulnerability aligns with CWE-79, which specifically addresses cross-site scripting flaws, and can be mapped to ATT&CK technique T1566 for phishing campaigns and T1059 for command and scripting interpreter usage. Security teams should also implement web application firewalls, conduct regular security code reviews, and establish robust incident response procedures to address potential exploitation attempts. Additionally, user education programs should emphasize the importance of verifying URLs and avoiding suspicious links, particularly in email communications that may contain malicious payloads designed to exploit this vulnerability.