CVE-2025-58877 in Javo Core Plugin
Summary
by MITRE • 12/18/2025
Missing Authorization vulnerability in javothemes Javo Core javo-core allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Javo Core: from n/a through <= 3.0.0.529.
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Analysis
by VulDB Data Team • 12/18/2025
The CVE-2025-58877 vulnerability represents a critical missing authorization flaw within the javothemes Javo Core javo-core framework that exposes systems to unauthorized access and privilege escalation attacks. This vulnerability stems from incorrectly configured access control security levels that fail to properly validate user permissions before granting access to sensitive functionality. The affected version range spans from the initial release through version 3.0.0.529, indicating this weakness has persisted across multiple iterations of the framework. The vulnerability classification aligns with CWE-863, which specifically addresses "Incorrect Authorization" where a system fails to properly enforce access controls, allowing unauthorized users to perform actions they should not be permitted to execute.
The technical implementation of this vulnerability occurs when the javo-core framework fails to validate whether incoming requests originate from properly authenticated and authorized users. Attackers can exploit this weakness by crafting malicious requests that bypass normal access control checks, potentially gaining access to administrative functions, sensitive data, or system configuration interfaces. The flaw likely manifests in the framework's middleware or controller components where authorization decisions should be made but are instead either absent or incorrectly implemented. This misconfiguration creates a pathway for attackers to escalate privileges and perform unauthorized operations within the system.
The operational impact of this vulnerability extends beyond simple unauthorized access, potentially enabling full system compromise when combined with other exploitation techniques. An attacker who successfully exploits this vulnerability could gain access to sensitive user data, modify system configurations, or even execute arbitrary code depending on the specific implementation details of the affected framework. The vulnerability affects any system running the specified version of javo-core, making it particularly concerning for organizations that have not yet updated their installations. The lack of proper authorization checks means that even unauthenticated users could potentially access protected resources, creating a significant security risk for web applications built on this framework.
Organizations should immediately implement mitigations including updating to the latest version of javo-core where this vulnerability has been addressed, implementing additional access control measures, and conducting thorough security audits of their affected systems. The remediation process should include reviewing all access control configurations, implementing proper authentication and authorization checks at every layer of the application, and ensuring that security controls are properly enforced even when default configurations might appear to provide sufficient protection. Security teams should also monitor for potential exploitation attempts and consider implementing web application firewalls or other protective measures to detect and block suspicious access patterns that may indicate exploitation attempts. This vulnerability demonstrates the critical importance of proper access control implementation and serves as a reminder that even seemingly minor configuration errors can lead to significant security breaches.
The attack surface for this vulnerability aligns with ATT&CK technique T1078 which covers Valid Accounts and uses legitimate credentials to gain access to systems. However, in this case, the vulnerability allows attackers to bypass authentication entirely or escalate privileges without proper authorization checks. This makes the attack vector particularly dangerous as it can be exploited by attackers who do not have legitimate accounts or credentials, relying instead on the framework's flawed access control implementation. The vulnerability also relates to ATT&CK tactic TA0001 Initial Access, where attackers can leverage misconfigured access controls to establish a foothold within the target environment. Organizations should consider implementing principle of least privilege controls and regularly reviewing their access control configurations to prevent similar issues from occurring in other parts of their infrastructure.