CVE-2026-65529 in Graphina Plugin
Summary
by MITRE • 07/23/2026
Unauthenticated Broken Access Control in Graphina <= 3.1.12 versions.
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Analysis
by VulDB Data Team • 07/23/2026
The vulnerability identified as unauthenticated broken access control in Graphina versions prior to 3.1.12 represents a critical security flaw that undermines the application's authorization mechanisms and allows unauthorized users to access restricted functionality. This issue stems from insufficient validation of user credentials and session management within the plugin's architecture, creating pathways for malicious actors to bypass authentication requirements and gain access to sensitive data or administrative functions. The vulnerability exists due to improper implementation of access control checks that should enforce user authentication before granting access to protected resources or operations.
Graphina is a popular WordPress plugin used for data visualization and chart creation, making this access control flaw particularly concerning as it affects dashboard functionality and data presentation capabilities. The broken access control vulnerability specifically manifests when the application fails to properly verify whether a user has appropriate permissions before executing privileged operations or exposing sensitive information. Attackers can exploit this weakness by directly accessing endpoints that should require authentication, potentially leading to unauthorized modification of chart configurations, viewing confidential data, or even performing administrative actions within the plugin's scope.
This vulnerability directly maps to CWE-285, which defines improper authorization as a condition where software fails to properly enforce access control policies, and aligns with ATT&CK technique T1078.004, which covers valid accounts used for unauthorized access. The operational impact of this flaw extends beyond simple data exposure, as it can enable attackers to manipulate chart configurations, potentially leading to misleading data presentation or even serve as a stepping stone for further attacks within the WordPress ecosystem. The vulnerability affects all users who have not updated to version 3.1.12 or later, making it particularly dangerous in environments where updates are delayed or not properly managed.
The technical exploitation of this vulnerability typically involves crafting requests to specific endpoints that handle chart data or administrative functions without proper authentication tokens or session validation. Attackers can leverage this weakness to perform actions such as viewing restricted chart configurations, modifying dashboard settings, or accessing data that should only be available to authenticated administrators. The impact is amplified in multi-user environments where different permission levels exist, as the flaw allows attackers to potentially escalate privileges and gain access to higher-level administrative controls.
Organizations affected by this vulnerability should prioritize immediate patching of their Graphina installations to version 3.1.12 or later, which contains the necessary fixes for the broken access control implementation. Security teams should also implement network monitoring to detect suspicious access patterns and verify that all instances of the plugin have been updated across their infrastructure. Additionally, administrators should review current user permissions and implement principle of least privilege practices to minimize potential impact if exploitation occurs despite preventive measures. The vulnerability underscores the importance of maintaining up-to-date software components and implementing robust access control mechanisms throughout application architectures.