CVE-2026-78377 in Library Information and Document Automation Program
Summary
by MITRE • 09/09/2026
URL redirection to untrusted site ('open redirect') vulnerability in Yordam Informatics Technology Consulting, Training, and Electronic Systems Industry and Trade Inc. Library Information and Document Automation Program allows Phishing.
This issue affects Library Information and Document Automation Program: from v22.1 before v22.2.
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Analysis
by VulDB Data Team • 09/09/2026
The identified vulnerability constitutes an open redirect flaw within the Library Information and Document Automation Program developed by Yordam Informatics Technology Consulting, Training, and Electronic Systems Industry and Trade Inc., specifically affecting versions prior to 22.2. This security weakness arises from insufficient validation of user-supplied input used for URL redirection parameters. When a system processes such inputs without rigorous sanitization or allow-listing mechanisms, it permits attackers to construct malicious links that appear legitimate but ultimately redirect users to externally controlled domains. In the context of web applications and enterprise software like this library management system, open redirects are frequently exploited not as direct exploitation vectors for code execution, but rather as facilitators for social engineering attacks. The primary operational impact is the enablement of phishing campaigns where attackers can disguise malicious URLs using the trusted domain name of the vulnerable application.
From a technical perspective, the flaw aligns with CWE-601, which defines URL Redirection to Untrusted Site (Open Redirect). This classification highlights the failure of the application to properly validate destination URLs before performing redirection operations. When an attacker crafts a link containing parameters that point to a malicious site, and this link is shared via email or instant messaging under the guise of being part of the legitimate Library Information system, users are likely to trust the source due to its recognizable domain. Upon clicking the link, the user's browser follows the redirect chain to the attacker-controlled server. This mechanism bypasses many basic security filters that rely on domain reputation because the initial click originates from a trusted entity. The vulnerability allows for credential harvesting, malware distribution, or session hijacking if combined with other attack vectors such as cross-site scripting or cookie theft techniques facilitated by the redirected context.
The operational impact extends beyond simple redirection to significant risks regarding data integrity and user trust within educational and institutional environments where this software is deployed. Library systems often handle sensitive patron information, including personal identification details, borrowing histories, and potentially financial records for fines or fees. By leveraging an open redirect, threat actors can create highly convincing phishing pages that mimic the login interface of the library system. Users entering their credentials on these fraudulent sites result in immediate credential compromise. Furthermore, if multi-factor authentication is not strictly enforced or if session tokens are exposed during the redirection process due to improper handling of HTTP headers, attackers may gain unauthorized access to user accounts. This compromises the confidentiality and integrity of the data managed by the system, potentially leading to privacy violations and regulatory non-compliance depending on the jurisdictional requirements for educational institutions.
Mitigation strategies must focus on implementing robust input validation and output encoding practices within the application codebase responsible for handling redirection logic. Developers should avoid using user-supplied input directly in redirect functions without explicit verification against a predefined list of allowed domains or paths, often referred to as an allow-list approach rather than a blocklist which is prone to bypasses through obfuscation techniques such as double encoding or protocol manipulation like HTTP versus HTTPS variations. Additionally, implementing Content Security Policy headers can help mitigate some downstream effects by restricting where frames and scripts can load from, although this does not fix the root cause of the redirect flaw itself. For administrators using versions prior to 22.2, immediate patching to version 22.2 or later is critical as it addresses these validation gaps. In environments where upgrading is delayed, network-level controls such as web application firewalls can be configured to detect and block requests containing suspicious redirection patterns, providing a temporary layer of defense against exploitation attempts while the underlying software vulnerability remains unpatched.
This vulnerability maps directly to MITRE ATT&CK technique T1566.002, which covers Spearphishing Link attacks under the broader category of Initial Access techniques. Attackers utilize open redirects as part of their initial access strategy by crafting links that appear safe but lead to malicious infrastructure designed to steal credentials or deliver malware. Understanding this mapping helps security teams prioritize detection rules and monitoring efforts around email gateways and web proxy logs for anomalies indicative of such redirection attempts. By recognizing the pattern of trusted domains being used to redirect traffic, incident response teams can more effectively identify ongoing phishing campaigns targeting users of the Library Information system. Continuous monitoring for unusual outbound connection patterns or high volumes of redirects originating from internal servers should be integrated into security operations center workflows to detect potential exploitation in real-time before significant damage occurs.