CVE-2026-27544 in QA Analytics Plugin
Summary
by MITRE • 08/13/2026
Unauthenticated Remote Code Execution (RCE) in QA Analytics <= 5.2.0.0 versions.
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Analysis
by VulDB Data Team • 08/13/2026
This vulnerability represents a critical security flaw in QA Analytics software versions 5.2.0.0 and earlier, exposing systems to unauthenticated remote code execution attacks that can be exploited by any internet-facing system without requiring prior authentication credentials. The flaw stems from inadequate input validation and improper access controls within the application's web interface, allowing attackers to inject malicious code through carefully crafted requests that bypass standard security mechanisms. This vulnerability directly maps to CWE-20, which encompasses weak input validation issues, and aligns with ATT&CK technique T1190 for exploiting vulnerabilities in remote services.
The technical implementation of this flaw occurs within the application's API endpoints and web interface handlers where user-supplied parameters are not properly sanitized before being processed or executed. Attackers can leverage this weakness by crafting malicious HTTP requests containing shell commands or script code that gets executed on the target server with the privileges of the web application process. The vulnerability exists because the system fails to implement proper authentication checks, authorization controls, and input sanitization mechanisms that would normally prevent such attacks from succeeding.
The operational impact of this vulnerability is severe as it provides attackers with complete control over affected systems, enabling them to execute arbitrary commands, access sensitive data, modify system configurations, install backdoors, and potentially escalate privileges to gain administrative access. Organizations running vulnerable versions of QA Analytics face significant risk of data breaches, system compromise, and potential lateral movement within their network infrastructure. The unauthenticated nature means that attackers do not require any valid credentials or prior access to exploit the vulnerability, making it particularly dangerous for systems exposed to public internet environments.
Mitigation strategies must include immediate patching of all affected systems to versions 5.2.0.1 or later where the vulnerability has been addressed through proper input validation and authentication controls. Organizations should also implement network segmentation to limit exposure of vulnerable systems, deploy web application firewalls to detect and block malicious requests, and conduct thorough security assessments to identify any potential compromise indicators. Additionally, regular security monitoring, vulnerability scanning, and maintaining up-to-date security patches are essential practices that align with industry standards such as NIST SP 800-40 and ISO 27001 requirements for secure system administration and incident response procedures.