CVE-2026-57331 in Paid Videochat Turnkey Site Plugin
Summary
by MITRE • 06/29/2026
Performer Arbitrary File Deletion in Paid Videochat Turnkey Site <= 7.4.8 versions.
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Analysis
by VulDB Data Team • 06/29/2026
This vulnerability involves a critical arbitrary file deletion flaw within the performer module of a paid videochat turnkey site platform version 7.4.8 and earlier. The issue stems from insufficient input validation and inadequate access controls in the file management functionality that allows authenticated users to delete arbitrary files on the server filesystem. The vulnerability is classified under CWE-22 as Improper Limitation of a Pathname to a Restricted Directory, which enables path traversal attacks and unauthorized file manipulation. Attackers can exploit this weakness by crafting malicious requests that target specific file paths within the application's directory structure, potentially leading to deletion of critical system files, user data, or application configuration files.
The technical implementation of this vulnerability occurs through the performer management interface where file operations are processed without proper sanitization of user-supplied input parameters. When users submit requests to delete files through the web interface, the application fails to validate whether the requested file path falls within the allowed directory boundaries or if the user has proper authorization to perform deletion operations on that specific file. This lack of proper access control validation creates a path traversal scenario where attackers can manipulate file paths to navigate outside of intended directories and target system files.
The operational impact of this vulnerability is severe as it allows authenticated attackers with performer privileges to potentially compromise the entire application infrastructure. Successful exploitation could result in complete data loss, service disruption, and potential system compromise. Attackers might delete critical application files, user databases, or configuration settings that would require extensive recovery efforts. The vulnerability also poses significant risks to business continuity since it enables unauthorized deletion of user content, which could lead to legal and regulatory compliance issues under standards such as gdpr and pci dss. Organizations using affected versions face potential reputational damage and financial losses due to data destruction.
Mitigation strategies should focus on implementing robust input validation and access control mechanisms throughout the application. All file operations must validate that user-supplied paths remain within designated directories using proper path normalization and canonicalization techniques. The system should enforce strict role-based access controls where only authorized administrators can perform file deletion operations, with additional logging and monitoring of all file manipulation activities. Implementing the principle of least privilege is essential, ensuring that performer accounts cannot delete files outside their designated scope. Additional protective measures include implementing proper file permissions, using secure coding practices to prevent path traversal attacks, and regularly updating the application to patched versions. Organizations should also establish comprehensive backup strategies and monitoring solutions to detect unauthorized file deletion attempts. This vulnerability aligns with attack techniques described in the mitre att&ck framework under the privilege escalation and persistence domains, particularly targeting the file and directory permissions sub-techniques where attackers manipulate system resources through improper access controls.