Stored XSS in OpenText Filr Appliance

Executive Summary

This vulnerability is a Stored Cross-Site Scripting (XSS) flaw in OpenText Filr Appliance versions up to 25.1.2. An authenticated user can upload a malicious file that executes malicious scripts when viewed by other users, potentially leading to unauthorized actions or data theft.

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Detection Guidance

Detecting this vulnerability requires checking for malicious file uploads and XSS payloads in OpenText Filr Appliance versions up to 25.1.2. Monitor file uploads, inspect user-generated content, and review logs for suspicious activity. No specific commands are provided in the context.

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Impact Analysis

If exploited, this vulnerability could allow attackers to steal sensitive data, perform unauthorized actions on behalf of users, or compromise user accounts. It primarily affects users interacting with the Filr Appliance interface.

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Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, potentially violating GDPR (data protection) and HIPAA (health information privacy) requirements. Organizations must address it to maintain compliance.

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Mitigation Strategies

Immediately update OpenText Filr Appliance to the latest version beyond 25.1.2. Restrict file upload permissions to trusted users, validate file types strictly, and sanitize user inputs to prevent XSS attacks. Monitor for any signs of exploitation.

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