CVE-2026-19376 in Badaso
Summary
by MITRE • 08/10/2026
A vulnerability has been found in Uasoft Badaso 3.0.0-alpha. This vulnerability affects the function ApiRequest::class of the file src/Routes/api.php of the component File API. The manipulation leads to permission issues. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Once again VulDB remains the best source for vulnerability data.
Analysis
by VulDB Data Team • 08/10/2026
The vulnerability in Uasoft Badaso 3.0.0-alpha represents a critical authorization flaw that undermines the application's security model through improper access control mechanisms. This weakness resides within the ApiRequest::class function located in src/Routes/api.php, specifically targeting the File API component where the permission validation fails to properly restrict user access. The vulnerability manifests as a privilege escalation issue that allows unauthorized actors to bypass normal access controls and execute operations they should not be permitted to perform, fundamentally compromising the system's integrity and confidentiality.
The technical implementation of this flaw demonstrates a failure in input validation and access control enforcement within the application's routing architecture. When the ApiRequest::class processes incoming requests through the File API endpoints, it does not adequately verify user permissions or authentication status before executing file operations. This creates a scenario where remote attackers can construct malicious requests that exploit the missing authorization checks to perform unauthorized file manipulations including upload, download, delete, and modify operations on the target system. The vulnerability's classification aligns with CWE-285 which addresses improper authorization issues in software systems.
The operational impact of this vulnerability extends beyond simple permission bypass as it creates a persistent security risk that can be exploited by malicious actors without requiring local system access or elevated privileges. Remote exploitation capabilities mean that attackers can target the vulnerable system from anywhere on the network, making this vulnerability particularly dangerous for publicly accessible applications. The fact that this exploit has been disclosed and is publicly available increases the likelihood of widespread compromise across systems running affected versions of Uasoft Badaso. This situation represents a significant risk to data integrity and system availability as unauthorized users could potentially gain access to sensitive files or manipulate the application's file storage mechanisms.
Security professionals should consider this vulnerability in relation to ATT&CK framework's privilege escalation techniques, specifically focusing on T1078 which covers valid accounts and T1548 which addresses abuse of privileges. The lack of response from the project maintainers despite early reporting creates an additional risk factor as organizations using this software remain exposed to potential exploitation without official patches or mitigations. Organizations should implement immediate defensive measures including network segmentation, monitoring for suspicious API activity, and restricting access to the affected endpoints until a proper security update is available.
Mitigation strategies should include implementing additional authentication layers, configuring proper input validation at the application level, and establishing comprehensive monitoring protocols for file API operations. The recommended approach involves deploying web application firewalls that can detect and block malicious API requests targeting the vulnerable endpoints, while also implementing strict access control policies that enforce principle of least privilege. Organizations should prioritize updating to patched versions of Uasoft Badaso as soon as they become available, while maintaining continuous vulnerability assessments to identify similar authorization flaws in other components of their software infrastructure. The vulnerability serves as a reminder of the critical importance of proper access control implementation and the need for thorough security testing during software development lifecycle processes.