CVE-2026-32276 in connect-cms
Summary
by MITRE • 03/24/2026
Connect-CMS is a content management system. In versions on the 1.x series up to and including 1.41.0 and versions on the 2.x series up to and including 2.41.0, an authenticated user may be able to execute arbitrary code in the Code Study Plugin. Versions 1.41.1 and 2.41.1 contain a patch.
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Analysis
by VulDB Data Team • 03/28/2026
The vulnerability identified as CVE-2026-32276 affects Connect-CMS, a widely used content management system that serves as a platform for managing digital content across various organizations. This particular flaw resides within the Code Study Plugin component of the system, which is designed to facilitate code analysis and study functionalities for developers and technical users. The vulnerability represents a critical security weakness that allows authenticated users to escalate their privileges and execute arbitrary code on the affected system, potentially compromising the entire CMS infrastructure and the data it manages.
The technical flaw manifests through improper input validation and sanitization within the Code Study Plugin's code execution mechanisms. Attackers who have gained legitimate authentication credentials can exploit this vulnerability by crafting malicious inputs that bypass the system's security controls and directly invoke code execution capabilities. This vulnerability falls under the Common Weakness Enumeration category CWE-94, which specifically addresses "Improper Control of Generation of Code ('Code Injection')" and represents a classic code injection attack vector. The flaw exists because the system fails to properly validate and sanitize user inputs before processing them through code execution functions, creating an environment where malicious payloads can be interpreted and executed as legitimate code.
The operational impact of this vulnerability is severe and multifaceted, as it enables authenticated attackers to gain full control over the affected CMS system. Once exploited, the vulnerability allows attackers to execute arbitrary code with the privileges of the authenticated user, potentially leading to complete system compromise, data theft, service disruption, and lateral movement within the network. The attack surface is particularly concerning because it requires only authentication credentials, meaning that attackers who have obtained valid user accounts or have managed to compromise user credentials can leverage this vulnerability without needing additional access vectors. This makes the attack particularly dangerous in environments where user accounts are not properly secured or where credential theft occurs through phishing or other social engineering techniques.
Organizations using Connect-CMS versions 1.41.0 and earlier, as well as 2.41.0 and earlier, should immediately implement the patch released in versions 1.41.1 and 2.41.1 to remediate this vulnerability. The patch addresses the root cause by implementing proper input validation and sanitization mechanisms that prevent malicious code injection attempts. Additionally, system administrators should conduct thorough security assessments to identify any potential exploitation attempts and implement network monitoring solutions to detect suspicious code execution patterns. The vulnerability aligns with several techniques documented in the MITRE ATT&CK framework, particularly those related to privilege escalation and code injection, making it a significant concern for organizations following established cybersecurity frameworks. Organizations should also consider implementing additional security controls such as application whitelisting, input validation at multiple layers, and regular security audits to prevent similar vulnerabilities from emerging in other components of their CMS infrastructure.