CVE-2026-66654 in Vehica Core Plugin
Summary
by MITRE • 08/13/2026
Subscriber Server Side Request Forgery (SSRF) in Vehica Core <= 1.0.104 versions.
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Analysis
by VulDB Data Team • 08/13/2026
The vulnerability identified as subscriber server side request forgery in Vehica Core versions up to 1.0.104 represents a critical security flaw that allows unauthorized users to manipulate server-side requests through the application's frontend components. This type of vulnerability falls under the common weakness enumeration CWE-918 which specifically addresses server-side request forgery conditions where an attacker can induce the server to make unintended requests to internal or external systems.
The technical implementation of this vulnerability occurs when the Vehica Core plugin fails to properly validate and sanitize user-supplied input that is subsequently used to construct HTTP requests. Attackers can exploit this weakness by crafting malicious requests that appear to originate from legitimate internal services while actually redirecting the server to access arbitrary URLs or internal network resources. The vulnerability typically manifests when user input is directly incorporated into request parameters without adequate sanitization measures.
Operational impact of this vulnerability extends beyond simple data exfiltration as it enables attackers to potentially bypass network security controls and gain unauthorized access to internal systems that would normally be protected by firewalls or other network segmentation mechanisms. The attacker can leverage this weakness to perform reconnaissance activities, access sensitive internal resources, or even escalate privileges within the compromised environment. This vulnerability particularly affects WordPress environments where Vehica Core is installed as a plugin, creating potential entry points for further exploitation.
Security mitigation strategies should focus on implementing comprehensive input validation and sanitization measures throughout the application's request handling pipeline. Organizations should ensure that all user-supplied data is properly validated before being used in any server-side operations, particularly when constructing HTTP requests or accessing external resources. The implementation of proper access controls and network segmentation can help limit the potential damage from such vulnerabilities. Additionally, regular security updates and patch management processes are essential to address known vulnerabilities in third-party plugins and reduce the attack surface available to threat actors.
This vulnerability aligns with several tactics described in the attack tree framework including initial access through web application exploitation and privilege escalation via internal network reconnaissance. The specific nature of SSRF vulnerabilities makes them particularly dangerous as they can bypass traditional perimeter security measures and provide attackers with direct access to internal network resources that would otherwise be protected by standard firewall rules and network segmentation policies.