CVE-2026-6744 in Bagisto
Summary
by MITRE • 04/21/2026
A vulnerability was found in Bagisto up to 2.3.15. Affected is the function copy of the component Downloadable Link Handler. The manipulation results in server-side request forgery. The attack may be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure and explains: "We already replied on the github advisories. All the security issues are addressed through security advisory. We will fix this in our upcomming releases."
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Analysis
by VulDB Data Team • 06/09/2026
This vulnerability exists in the Bagisto e-commerce platform version 2.3.15 and earlier, specifically within the Downloadable Link Handler component where the copy function contains a critical server-side request forgery flaw. The vulnerability stems from insufficient input validation and sanitization in the downloadable link handling mechanism, allowing attackers to manipulate the copy function to make unauthorized requests to arbitrary URLs. This security weakness enables remote exploitation through crafted requests that can be delivered via web interfaces or API endpoints, making it particularly dangerous as it does not require authentication or privileged access. The vulnerability has been publicly disclosed and is actively being exploited in the wild, indicating that threat actors have already developed working attack vectors against this flaw.
The technical implementation of this vulnerability allows attackers to construct malicious requests that bypass normal access controls and can potentially access internal systems, perform unauthorized data retrieval, or even execute commands on the server if the application lacks proper network segmentation and access controls. The flaw specifically resides in the server-side processing logic where user-supplied URLs are not properly validated against a whitelist or sanitized before being used in HTTP requests to external resources. This type of vulnerability is classified as a server-side request forgery attack pattern and maps directly to CWE-918, which addresses server-side request forgery vulnerabilities where applications make HTTP requests based on user-controllable input without adequate validation. The attack surface extends beyond simple data exfiltration to potentially enable further exploitation including lateral movement within network environments or access to sensitive internal services.
The operational impact of this vulnerability is severe as it can lead to unauthorized access to internal network resources, data breaches, and potential system compromise. Attackers can leverage this flaw to access sensitive information stored on internal servers, perform reconnaissance on internal network services, or even establish persistent access through command execution. The vulnerability affects the integrity and confidentiality of the e-commerce platform's data handling processes, particularly impacting downloadable product links and associated metadata. Organizations using Bagisto versions up to 2.3.15 face significant risk of exploitation, especially given that the vendor has acknowledged the issue through GitHub advisories and confirmed that fixes will be included in upcoming releases. This delay in patching creates a window of opportunity for attackers to exploit the vulnerability before the vendor provides a comprehensive solution, making immediate mitigation strategies crucial for organizations that cannot immediately upgrade to patched versions.
The recommended mitigation strategies include implementing strict input validation for all user-supplied URLs in the downloadable link handling functionality, establishing a comprehensive whitelist of allowed domains or IP addresses, and applying network segmentation to isolate the vulnerable component from critical internal systems. Organizations should also consider implementing web application firewalls to detect and block suspicious requests targeting the affected copy function, while monitoring for unusual patterns in downloadable link access or file operations. Additionally, the vendor's acknowledgment through GitHub advisories indicates that proper security advisory processes are in place, but organizations should not rely solely on vendor patches and should implement temporary defensive measures including disabling unnecessary downloadable link functionality until a permanent fix is deployed. The vulnerability's classification under ATT&CK technique T1190 for exploitation of remote services and T1071.004 for application layer protocol usage further emphasizes the need for comprehensive network monitoring and access control measures to prevent successful exploitation attempts.