CVE-2024-2826 in EasyAdmin
Summary
by MITRE • 03/22/2024
A vulnerability classified as problematic was found in lakernote EasyAdmin up to 20240315. This vulnerability affects unknown code of the file /ureport/designer/saveReportFile. The manipulation leads to xml external entity reference. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-257716.
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Analysis
by VulDB Data Team • 08/21/2025
This vulnerability resides within the lakernote EasyAdmin software version prior to 20240315 and specifically targets the /ureport/designer/saveReportFile component. The flaw represents a critical xml external entity reference vulnerability that allows attackers to manipulate the application's processing of xml data. The vulnerability stems from insufficient input validation and sanitization when handling xml payloads, creating an avenue for malicious entities to reference external resources during xml parsing operations. This type of vulnerability falls under the CWE-611 category, which specifically addresses xml external entity processing issues that can lead to information disclosure, denial of service, or remote code execution depending on the implementation context. The vulnerability's remote exploitability means that attackers can initiate malicious xml requests without requiring physical access to the target system, making it particularly dangerous in networked environments where the application is exposed to external traffic.
The operational impact of this vulnerability extends beyond simple data exposure, as it can enable attackers to perform server-side request forgery attacks, potentially allowing them to access internal network resources that would normally be protected by firewalls. When an attacker crafts a malicious xml payload containing external entity references, the vulnerable application processes these entities during xml parsing, which can lead to unauthorized data retrieval or even command execution on the server hosting the EasyAdmin application. The disclosure of this exploit to the public community significantly increases the risk profile as it provides attackers with working code examples and techniques for leveraging the vulnerability. This aligns with ATT&CK technique T1059.007 which covers command and scripting interpreter usage, particularly when the vulnerability enables remote code execution through xml processing. The vulnerability's classification as problematic indicates that it poses a substantial risk to system integrity and data confidentiality, especially when the application handles sensitive report data or user information.
Mitigation strategies for this vulnerability must address both immediate remediation and long-term architectural improvements. The most critical immediate action involves upgrading to the latest version of lakernote EasyAdmin where the vulnerability has been patched, as this resolves the core xml parsing logic that enables external entity processing. Organizations should implement xml input validation and sanitization measures, including disabling external entity resolution in xml parsers and restricting access to local file systems through proper sandboxing techniques. Network-level protections should include implementing web application firewalls that can detect and block malicious xml payloads containing external entity references, as well as monitoring for unusual xml processing patterns that might indicate exploitation attempts. Security teams should also conduct comprehensive code reviews focusing on xml processing components and ensure that all xml parsers are configured with secure default settings that prevent external entity resolution. The vulnerability's presence in report generation functionality suggests that organizations should also implement data validation controls at multiple layers of their application architecture to prevent malicious xml content from being processed, aligning with defense-in-depth principles that help protect against similar vulnerabilities across different application components.