CVE-2026-11756 in Station Launcher App
Summary
by MITRE • 07/28/2026
A Deserialization of Untrusted Data vulnerability affecting Station Launcher App in 3DEXPERIENCE platform from Release 3DEXPERIENCE R2023x through Release 3DEXPERIENCE R2026x could lead to an unauthenticated remote code execution.
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Analysis
by VulDB Data Team • 07/28/2026
The vulnerability identified as deserialization of untrusted data within the Station Launcher App of the 3DEXPERIENCE platform represents a critical security weakness that spans multiple release versions from R2023x through R2026x. This flaw exists in the application's handling of serialized data structures, particularly when processing input from external sources without proper validation or sanitization. The vulnerability falls under CWE-502 which specifically addresses deserialization vulnerabilities where untrusted data is deserialized without adequate security measures to prevent malicious code execution. The attack surface is particularly concerning as it enables unauthenticated remote code execution, meaning that attackers can exploit this weakness from any network location without requiring prior authentication credentials.
The technical implementation of this vulnerability stems from the Station Launcher App's failure to properly validate or sanitize serialized data received from potentially malicious sources. When the application receives serialized objects, it typically deserializes them to reconstruct the original data structure for processing. However, in this case, the deserialization process lacks proper input validation mechanisms that would normally detect and reject malicious payloads. The vulnerability is particularly dangerous because it allows attackers to inject arbitrary code during the deserialization process, which then executes with the privileges of the affected application. This creates a pathway for remote attackers to gain full control over systems running vulnerable versions of the 3DEXPERIENCE platform.
The operational impact of this vulnerability extends beyond simple privilege escalation, as it fundamentally compromises the security posture of organizations relying on the 3DEXPERIENCE platform. Attackers exploiting this weakness could potentially establish persistent backdoors, exfiltrate sensitive data, or deploy additional malware within the network environment. The unauthenticated nature of the exploit means that threat actors can target vulnerable systems without needing to first compromise legitimate user credentials, making detection more difficult. Organizations using these platform versions face significant risk of data breaches, system compromise, and potential regulatory violations, particularly in industries governed by compliance frameworks such as iso 27001 or soc 2. The vulnerability also aligns with attack patterns documented in the mitre att&ck framework under the initial access and execution phases, specifically targeting the use of malicious code within trusted applications.
Mitigation strategies for this vulnerability should prioritize immediate patching of affected versions through official software updates provided by the vendor. Organizations should implement network segmentation to limit access to the Station Launcher App and related services, particularly ensuring that these components are not directly exposed to untrusted networks. Additional defensive measures include implementing strict input validation controls, disabling unnecessary deserialization functionality where possible, and deploying intrusion detection systems to monitor for suspicious deserialization patterns. Security teams should also conduct thorough network scans to identify all instances of the vulnerable software versions and establish monitoring procedures for anomalous execution behaviors that might indicate exploitation attempts. The remediation approach must align with industry best practices outlined in standards such as nist cybersecurity framework and should include comprehensive testing of patched environments to ensure that the vulnerability is fully resolved without introducing new security issues.