CVE-2011-4193 in Studio Extension for System z
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in the overlay files tab in SUSE Studio Onsite 1.2 before 1.2.1 and SUSE Studio Extension for System z 1.2 before 1.2.1 allows remote attackers to inject arbitrary web script or HTML via a crafted application, related to cloning.
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Analysis
by VulDB Data Team • 05/11/2026
The vulnerability identified as CVE-2011-4193 represents a critical cross-site scripting flaw affecting SUSE Studio Onsite 1.2 and SUSE Studio Extension for System z 1.2 versions prior to 1.2.1. This security weakness resides within the overlay files tab functionality of these systems, creating a pathway for remote attackers to execute malicious web scripts or HTML code through crafted applications. The vulnerability specifically manifests during the cloning process, where insufficient input validation and output sanitization mechanisms fail to properly handle user-supplied data.
The technical implementation of this XSS vulnerability stems from inadequate sanitization of user inputs within the overlay files tab interface. When users attempt to clone applications through the affected systems, the application fails to properly encode or escape special characters in the input data before rendering it in the web interface. This allows attackers to inject malicious scripts that execute within the context of other users' browsers who view the affected content. The flaw operates under CWE-79 which classifies improper neutralization of input during web page generation, making it a classic example of reflected cross-site scripting vulnerability.
The operational impact of this vulnerability extends beyond simple script execution, as it provides attackers with the capability to hijack user sessions, steal sensitive information, or perform unauthorized actions on behalf of victims. Attackers can craft malicious applications containing embedded scripts that exploit the vulnerability during the cloning process, potentially compromising the entire system. The vulnerability affects both SUSE Studio Onsite and the System z extension, indicating a widespread issue within the SUSE Studio ecosystem. This creates a significant risk for organizations relying on these platforms for system management and deployment, as the attack surface includes any user with access to the cloning functionality.
Security practitioners should consider this vulnerability in relation to the ATT&CK framework's technique T1566 which covers credential access through social engineering and malicious file delivery. The vulnerability enables attackers to deliver malicious content through legitimate application cloning processes, making it particularly dangerous for enterprise environments. Organizations should implement immediate mitigations including input validation, output encoding, and proper sanitization of all user-supplied data within the overlay files tab. The most effective remediation involves upgrading to versions 1.2.1 or later where the vulnerability has been patched. Additionally, implementing content security policies and regular security assessments of web applications can help prevent similar issues in other components of the SUSE Studio platform.