CVE-2025-62844 in QuRouter
Summary
by MITRE • 03/20/2026
A weak authentication vulnerability has been reported to affect QHora. If an attacker gains local network access, they can then exploit the vulnerability to gain sensitive information.
We have already fixed the vulnerability in the following version: QuRouter 2.6.2.007 and later
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Analysis
by VulDB Data Team • 03/27/2026
The vulnerability identified as CVE-2025-62844 represents a critical weak authentication flaw within the QHora system that has been successfully addressed in QuRouter version 2.6.2.007 and subsequent releases. This weakness fundamentally undermines the system's ability to properly authenticate users and verify their credentials, creating a significant security exposure that could be exploited by malicious actors. The vulnerability specifically affects the authentication mechanisms that govern access to sensitive information within the QHora framework, potentially allowing unauthorized individuals to bypass standard security controls and gain access to confidential data.
The technical nature of this flaw stems from inadequate authentication protocols that fail to properly validate user identities or implement sufficient security measures to prevent unauthorized access. According to CWE classification, this vulnerability aligns with CWE-287 which addresses improper authentication issues, and potentially CWE-305 which covers authentication bypass through use of weak authentication mechanisms. The vulnerability operates at the network level, requiring only local network access to exploit, which significantly broadens the attack surface and makes it particularly dangerous in environments where network boundaries are not properly secured. Attackers can leverage this weakness to perform reconnaissance activities, extract sensitive data, or potentially escalate privileges within the affected system.
The operational impact of this vulnerability extends beyond simple unauthorized access to include potential data breaches, information disclosure, and compromise of system integrity. Organizations utilizing QHora systems without the patched version remain at risk of having their sensitive information exposed to unauthorized parties. The vulnerability's exploitation capability means that attackers could potentially access confidential operational data, user credentials, or system configurations that could be used for further attacks. From an attack chain perspective, this weakness could serve as an initial access vector that allows threat actors to establish a foothold within the network environment, potentially enabling more sophisticated attacks such as lateral movement or persistent access.
The remediation implemented in QuRouter version 2.6.2.007 addresses the underlying authentication mechanism by strengthening credential validation processes and implementing more robust access control measures. Organizations should prioritize immediate deployment of this update across all affected systems to eliminate the risk associated with this vulnerability. Security teams should also conduct comprehensive assessments to identify any potential exploitation attempts that may have occurred prior to the patch deployment. The fix demonstrates the importance of maintaining up-to-date security implementations and highlights the critical nature of proper authentication controls in preventing unauthorized system access. Organizations should also implement network segmentation and monitoring controls to detect and prevent potential exploitation attempts, as recommended in the MITRE ATT&CK framework's initial access and credential access phases.