CVE-2026-32413 in Permalink Manager Lite Plugin
Summary
by MITRE • 03/13/2026
Missing Authorization vulnerability in Maciej Bis Permalink Manager Lite permalink-manager allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Permalink Manager Lite: from n/a through < 2.5.3.
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Analysis
by VulDB Data Team • 03/15/2026
The vulnerability identified as CVE-2026-32413 represents a critical missing authorization flaw within the Maciej Bis Permalink Manager Lite plugin for WordPress systems. This security weakness manifests as an incorrectly configured access control mechanism that permits unauthorized users to exploit administrative functionalities. The vulnerability specifically impacts versions of the Permalink Manager Lite plugin ranging from the initial release through versions prior to 2.5.3, creating a substantial attack surface for malicious actors seeking to compromise WordPress installations. The issue stems from insufficient validation of user permissions during permalink management operations, allowing users with minimal privileges to perform actions typically restricted to administrators or authorized personnel.
The technical implementation of this vulnerability resides in the plugin's access control logic where proper authentication checks are either absent or inadequately enforced. When users interact with permalink management features, the system fails to verify whether the requesting user possesses the necessary administrative privileges required to modify or access certain permalink configurations. This misconfiguration creates a direct pathway for privilege escalation attacks where unauthenticated or low-privilege users can manipulate permalink settings, potentially leading to content manipulation, redirection attacks, or further system compromise. The flaw operates at the application layer and directly violates fundamental security principles outlined in the OWASP Top Ten, specifically addressing the lack of proper access control mechanisms.
The operational impact of this vulnerability extends beyond simple unauthorized access, creating potential for significant damage to WordPress installations and their underlying data integrity. Attackers can exploit this weakness to modify permalink structures, redirect traffic to malicious destinations, or gain insights into the website's internal structure and content organization. This vulnerability particularly affects websites that rely heavily on permalink management for SEO optimization, content organization, and user experience. The consequences can include reputation damage, loss of organic search traffic, data manipulation, and potential cascading effects on other security controls within the WordPress ecosystem. Organizations using affected plugin versions face elevated risk of unauthorized content modification and potential data exfiltration.
Mitigation strategies for this vulnerability require immediate action including updating the Permalink Manager Lite plugin to version 2.5.3 or later, where the access control mechanisms have been properly implemented and validated. System administrators should also implement additional monitoring of permalink-related activities and user access patterns to detect potential exploitation attempts. The remediation process should include comprehensive security audits of all installed WordPress plugins to identify similar access control vulnerabilities. Organizations should also consider implementing network-level controls such as web application firewalls and access control lists to provide additional defense-in-depth measures. This vulnerability aligns with CWE-284 which specifically addresses improper access control, and represents a clear violation of ATT&CK technique T1078 which covers valid accounts and privilege escalation. Regular security assessments and automated vulnerability scanning should be implemented to prevent similar issues from emerging in other components of the web application stack.