CVE-2026-27776 in intra-mart Accel Platform
Summary
by MITRE • 02/27/2026
IM-LogicDesigner module of intra-mart Accel Platform contains insecure deserialization issue. This can be exploited only when IM-LogicDesigner is deployed on the system. Arbitrary code may be executed when some crafted file is imported by a user with the administrative privilege.
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Analysis
by VulDB Data Team • 03/23/2026
The CVE-2026-27776 vulnerability represents a critical insecure deserialization flaw within the IM-LogicDesigner module of the intra-mart Accel Platform, a workflow and business process management solution widely deployed in enterprise environments. This vulnerability exists specifically within the logic designer component that enables users to create and manage business processes through visual interfaces. The flaw arises from insufficient validation of serialized data structures when processing imported files, creating a pathway for malicious actors to execute arbitrary code on affected systems. The vulnerability is particularly concerning because it requires only the presence of the IM-LogicDesigner module for exploitation, making it accessible in environments where this specific component is installed.
The technical implementation of this vulnerability stems from the platform's failure to properly validate and sanitize serialized data during the import process within the logic designer module. When users import crafted files containing malicious serialized objects, the system deserializes these objects without adequate security checks, allowing attackers to inject and execute arbitrary code on the target system. This type of vulnerability maps directly to CWE-502, which specifically addresses "Deserialization of Untrusted Data" and is categorized under the broader class of insecure deserialization flaws. The vulnerability operates at the application level and can be exploited through file import mechanisms that are typically used for legitimate business process design and workflow management.
The operational impact of this vulnerability extends beyond simple code execution, as it can lead to complete system compromise when exploited by attackers with administrative privileges. An attacker who successfully exploits this vulnerability can gain full control over the affected system, potentially leading to data breaches, privilege escalation, and lateral movement within the network. The requirement for administrative privileges to import files creates a realistic attack scenario where compromised administrative accounts or social engineering attacks could lead to successful exploitation. This vulnerability affects organizations using the intra-mart Accel Platform in production environments where the IM-LogicDesigner module is deployed, potentially exposing sensitive business processes and data to unauthorized access.
Mitigation strategies for CVE-2026-27776 should focus on immediate patching of the affected platform components, as well as implementing additional security controls to prevent unauthorized file imports. Organizations should disable unnecessary file import capabilities where possible and implement strict access controls for administrative functions. Network segmentation and monitoring of import activities can help detect potential exploitation attempts. The vulnerability aligns with ATT&CK technique T1203, which covers "Exploitation for Client Execution," and T1059, covering "Command and Scripting Interpreter," as the exploitation leads to arbitrary code execution and command execution capabilities. Additionally, implementing secure deserialization practices such as using whitelisting mechanisms, employing secure coding standards, and conducting regular security assessments can help prevent similar vulnerabilities from emerging in future deployments.