CVE-2025-57787 in PACS Premium
Summary
by MITRE • 01/20/2026
A reflected cross-site scripting (xss) vulnerability exists in the modifyRoute functionality of MedDream PACS Premium 7.3.6.870. A specially crafted malicious URL can lead to arbitrary javascript code execution. An attacker can provide a crafted URL to trigger this vulnerability.
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Analysis
by VulDB Data Team • 01/21/2026
The vulnerability identified as CVE-2025-57787 represents a critical reflected cross-site scripting flaw within the MedDream PACS Premium 7.3.6.870 software system. This vulnerability specifically impacts the modifyRoute functionality, which serves as a core component for managing patient imaging data workflows within medical imaging environments. The flaw allows attackers to inject malicious javascript code through specially crafted URLs that are then reflected back to users, creating a persistent threat vector within healthcare information systems. The MedDream PACS platform, designed for medical image management and storage, operates in highly sensitive environments where such vulnerabilities can compromise patient data integrity and system security. This issue falls under the CWE-79 category of Cross-Site Scripting, specifically classified as reflected XSS, where malicious input is immediately reflected back to users without proper sanitization or encoding mechanisms.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious URL containing javascript payloads that are then processed by the modifyRoute functionality. When a victim clicks on this crafted link, the malicious code executes within the victim's browser context, potentially allowing attackers to steal session cookies, perform unauthorized actions on behalf of users, or redirect victims to malicious sites. The reflected nature of this vulnerability means that the attack payload is immediately reflected back to the user's browser without being stored on the server, making it particularly challenging to detect through traditional security monitoring approaches. This type of vulnerability is particularly dangerous in healthcare environments where medical professionals frequently access patient data through web interfaces, creating multiple potential attack vectors for unauthorized access to sensitive medical information.
The operational impact of CVE-2025-57787 extends beyond simple code execution, potentially compromising the entire medical imaging workflow and patient data security within facilities using this software. Healthcare organizations that rely on MedDream PACS systems for storing and managing critical patient imaging data face significant risks including data breaches, unauthorized access to medical records, and potential disruption of clinical workflows. The vulnerability can be exploited to escalate privileges within the system, allowing attackers to manipulate imaging data, alter patient records, or gain access to other connected systems. This threat is particularly concerning given that PACS systems often contain highly sensitive personal health information that must comply with regulations such as HIPAA, making the exploitation of such vulnerabilities a serious compliance and security concern for healthcare providers.
Organizations utilizing MedDream PACS Premium 7.3.6.870 should implement immediate mitigations including input validation and output encoding for all user-supplied data within the modifyRoute functionality. The recommended approach involves implementing strict sanitization of all parameters passed to the system, particularly those used in URL construction and route modification processes. Security measures should include the implementation of Content Security Policy headers to prevent unauthorized script execution, regular security assessments of web applications, and comprehensive user input validation. Additionally, organizations should consider implementing web application firewalls to detect and block malicious URL patterns, conduct regular security training for medical staff, and establish incident response procedures for potential XSS attacks. The vulnerability aligns with ATT&CK technique T1566.001 for initial access through malicious links and T1059.007 for execution through script-based attacks, highlighting the multi-faceted nature of the threat landscape. Organizations should also monitor for similar vulnerabilities in other medical imaging systems and ensure proper patch management procedures are in place to address future security issues.