CVE-2026-11763 in GisLab Laboratory Management System
Summary
by MITRE • 07/17/2026
Authorization bypass through User-Controlled key vulnerability in Gis Informatics Engineering Consulting Laboratory R&D and Software Services Inc. GisLab Laboratory Management System allows Exploitation of Trusted Identifiers.
This issue affects GisLab Laboratory Management System: from 1.4.03 through 08072026.
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Analysis
by VulDB Data Team • 07/17/2026
The vulnerability under examination represents a critical authorization bypass weakness within the GisLab Laboratory Management System developed by Gis Informatics Engineering Consulting Laboratory R&D and Software Services Inc. This security flaw enables malicious actors to exploit trusted identifiers through user-controlled keys, fundamentally undermining the system's access control mechanisms. The affected version range spanning from 1.4.03 through 08072026 indicates a substantial period of exposure where organizations utilizing this laboratory management solution faced heightened risk of unauthorized access to sensitive data and systems.
The technical implementation of this vulnerability stems from improper validation of user inputs used as identifiers within the authentication and authorization framework. When users provide keys or identifiers that should be trusted, the system fails to adequately verify their legitimacy or origin, allowing attackers to manipulate these controlled inputs to gain elevated privileges. This flaw aligns with CWE-285, which addresses improper authorization in software systems, and specifically relates to the improper handling of trusted identifiers that should remain protected from user manipulation. The system's trust model appears to be incorrectly configured, treating user-provided keys as legitimate without sufficient verification steps that would normally be implemented in secure authentication protocols.
The operational impact of this vulnerability extends beyond simple unauthorized access to encompass potential data breaches, privilege escalation, and complete compromise of the laboratory management environment. Attackers could exploit this weakness to assume administrative roles, modify critical laboratory data, access confidential research information, or manipulate system configurations that govern laboratory operations and safety protocols. This represents a significant concern for laboratories handling sensitive scientific data, regulatory compliance requirements, and proprietary research findings where unauthorized access could result in financial loss, reputational damage, and potential legal consequences under various regulatory frameworks governing laboratory operations.
Organizations utilizing the GisLab Laboratory Management System should implement immediate mitigations including comprehensive input validation for all identifier fields, implementation of proper authentication token generation mechanisms, and enforcement of strict access control policies that do not rely on user-controlled keys for authorization decisions. The solution requires a complete review and reimplementation of the system's identifier handling processes to ensure that trusted identifiers cannot be manipulated by unauthorized users. Additionally, security patches should be applied to all affected versions within the specified range, with particular attention to implementing proper session management and authentication token validation that prevents the exploitation pathways identified in this vulnerability. The remediation process must also include comprehensive testing to verify that legitimate users can continue to access system functionality while preventing the specific attack vectors that exploit this authorization bypass mechanism.
This vulnerability demonstrates the critical importance of secure identifier management within laboratory information systems and aligns with ATT&CK technique T1078 which covers valid accounts and privilege escalation through trusted identifiers. The weakness represents a fundamental failure in the principle of least privilege and proper access control implementation, requiring organizations to reassess their overall security posture and ensure that all authentication mechanisms properly validate user inputs and prevent manipulation of trusted system components.