CVE-2026-15968 in MOVEit Transfer
Summary
by MITRE • 07/24/2026
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Progress MOVEit Transfer.
This issue affects MOVEit Transfer: before 2025.1.5, from 2026.0.0 before 2026.0.3.
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Analysis
by VulDB Data Team • 07/24/2026
The vulnerability under discussion represents a classic cross-site scripting flaw that has significant implications for web application security and data integrity within the Progress MOVEit Transfer platform. This weakness falls squarely within the category of input validation failures that have been systematically catalogued by the Common Weakness Enumeration database as CWE-79, which specifically addresses improper neutralization of input during web page generation. The vulnerability manifests when the system fails to adequately sanitize user-supplied data before incorporating it into dynamically generated web content, creating an attack vector where malicious actors can inject harmful scripts into web pages viewed by other users.
The technical implementation of this flaw allows attackers to execute arbitrary JavaScript code within the context of other users' browsers, potentially enabling session hijacking, credential theft, or data exfiltration. The affected versions span across multiple release cycles including all builds prior to 2025.1.5 and those between 2026.0.0 and 2026.0.2, indicating this represents a persistent security gap that required multiple patch releases to address properly. The vulnerability operates by bypassing standard input sanitization mechanisms that should normally prevent malicious payloads from being embedded in web responses, making it particularly dangerous as it can be exploited through various user interaction points within the application's web interface.
From an operational perspective, this vulnerability creates substantial risk for organizations relying on MOVEit Transfer for file management and data exchange operations. The impact extends beyond simple script execution to potentially enable full compromise of user sessions and access to sensitive data transfers. Attackers could leverage this weakness to monitor user activities, steal authentication tokens, or redirect users to malicious sites that appear legitimate within the application context. The attack surface is broad since the vulnerability affects core web page generation functionality, meaning any user interaction with the web interface could potentially be exploited without requiring specialized knowledge of internal system operations.
Organizations should immediately implement comprehensive mitigation strategies including mandatory software updates to versions 2025.1.5 or 2026.0.3 and later to address this vulnerability. Additional protective measures should include implementing robust input validation at multiple layers, deploying web application firewalls to detect and block suspicious script injections, and conducting thorough security assessments of all user-facing interfaces within the platform. The mitigation approach aligns with established cybersecurity frameworks such as the MITRE ATT&CK matrix, where this vulnerability would be categorized under techniques related to code injection and credential access. Regular security monitoring and penetration testing should be implemented to identify any potential variations or related vulnerabilities that may emerge from similar input handling flaws within the broader application ecosystem.