CVE-2026-22331 in AutoParts Plugin
Summary
by MITRE • 06/17/2026
Unauthenticated Local File Inclusion in AutoParts <= 1.5.8 versions.
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Analysis
by VulDB Data Team • 06/17/2026
The vulnerability under examination represents an unauthenticated local file inclusion flaw affecting AutoParts software versions 1.5.8 and earlier. This issue arises from insufficient input validation within the application's file handling mechanisms, allowing remote attackers to manipulate file inclusion parameters without requiring authentication credentials. The vulnerability stems from the application's failure to properly sanitize user-supplied input before incorporating it into file paths or inclusion directives, creating an attack vector that can be exploited by malicious actors to access arbitrary files on the server filesystem.
The technical implementation of this vulnerability involves the application's reliance on user-controllable parameters to determine which files should be included or processed. When the software receives requests containing crafted file path parameters, it directly incorporates these inputs into file inclusion operations without adequate sanitization or validation. This behavior creates a direct pathway for attackers to traverse the filesystem and potentially access sensitive files such as configuration files, database credentials, or system configuration data. The flaw operates at the application layer and can be exploited through standard http requests containing malicious file path parameters that bypass normal access controls.
The operational impact of this vulnerability extends beyond simple information disclosure, as it provides attackers with the capability to escalate their privileges and potentially gain full system control. An attacker could leverage this vulnerability to access database configuration files containing administrative credentials, system configuration files that reveal internal network structures, or even application source code that might contain additional vulnerabilities. The lack of authentication requirements means that any remote user can exploit this flaw, significantly increasing the attack surface and potential damage. This vulnerability aligns with CWE-22 which describes improper limitation of a pathname to a restricted directory, commonly known as path traversal attacks.
Mitigation strategies for this vulnerability should focus on implementing robust input validation and sanitization mechanisms within the AutoParts application. The most effective approach involves implementing strict parameter validation that rejects any input containing directory traversal sequences such as ../ or ..\, while also employing proper access control measures that limit file access to authorized users only. Additionally, developers should implement a whitelist approach for file inclusion operations, where only predetermined, safe file paths are allowed for inclusion. The implementation of secure coding practices including the use of absolute paths for file operations and the adoption of parameterized queries or inclusion methods can significantly reduce the attack surface. Organizations should also consider implementing web application firewalls that can detect and block suspicious file inclusion patterns, as well as conducting regular security audits to identify similar vulnerabilities in the application codebase.
From an ATT&CK perspective, this vulnerability maps to techniques involving privilege escalation and defense evasion through file system access. The attack chain typically begins with reconnaissance to identify vulnerable versions, followed by exploitation of the local file inclusion vulnerability to gain unauthorized access to sensitive system files. The exploitation process can be automated using various attack frameworks that scan for known vulnerable patterns and automatically attempt exploitation. Organizations should implement monitoring and detection capabilities that can identify unusual file access patterns or attempts to traverse directory structures, as these activities often indicate exploitation attempts. Regular patch management and vulnerability assessment programs are essential to prevent exploitation of this class of vulnerability, as the fix typically involves updating the application to a version that properly validates and sanitizes user inputs before processing file inclusion requests.