Arbitrary File Upload Vulnerability in Webkul Krayin CRM
CVE-2026-38526
What is CVE-2026-38526?
CVE-2026-38526 is a critical vulnerability in the Webkul Krayin CRM (Customer Relationship Management) system, specifically affecting version 2.2.x. This vulnerability is classified as an authenticated arbitrary file upload flaw that exists in the /admin/tinymce/upload endpoint. It allows attackers who have already authenticated on the platform to upload a specially crafted PHP file, which can then be executed on the server. This capability poses a significant risk to organizations as it could enable attackers to gain unauthorized access, execute arbitrary code, and potentially control sensitive business data managed within the CRM. As many organizations rely on CRM systems for customer interactions and data management, the exploitation of this vulnerability could have dire consequences, leading to data breaches and operational disruptions.
Potential impact of CVE-2026-38526
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Unauthorized Code Execution: The most significant impact of this vulnerability is the potential for remote code execution. By uploading a malicious file, attackers can execute code on the server, allowing unauthorized manipulation of the application's functionality and data.
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Data Breaches: Given that CRM systems handle sensitive customer information, the exploitation of this vulnerability could result in unauthorized access to confidential data. This can lead to data breaches, undermining customer trust and potentially resulting in regulatory penalties.
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Operational Disruption: If an attacker successfully exploits this vulnerability, they could disrupt business operations. The compromise of the CRM system may lead to downtime, hindering an organization's ability to manage customer relationships and conduct business effectively.