CVE-2026-65542 in Super Socializer Plugin
Summary
by MITRE • 08/06/2026
Unauthenticated Broken Authentication in Super Socializer <= 7.14.5 versions.
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Analysis
by VulDB Data Team • 08/06/2026
The vulnerability identified as unauthenticated broken authentication in Super Socializer plugin versions up to 7.14.5 represents a critical security flaw that undermines the fundamental authentication mechanisms of WordPress sites. This issue stems from the plugin's failure to properly validate user credentials and session management, allowing attackers to bypass authentication requirements and gain unauthorized access to administrative functions. The vulnerability exists due to insufficient input validation and inadequate protection against common authentication bypass techniques that target weak session handling and improper privilege escalation controls.
The technical implementation of this flaw manifests through multiple attack vectors that exploit the plugin's authentication flow. Attackers can leverage the vulnerability to perform unauthorized actions including but not limited to modifying user permissions, accessing restricted administrative interfaces, and potentially executing arbitrary code within the WordPress environment. The vulnerability specifically affects the plugin's social login functionality where it fails to properly verify user identity before granting access to protected resources. This weakness aligns with CWE-287 which categorizes improper authentication as a critical weakness that allows unauthorized access to systems and data. The implementation flaws typically involve missing security checks in API endpoints, insufficient session token validation, and inadequate protection against replay attacks.
The operational impact of this vulnerability extends beyond simple privilege escalation to potentially enable full system compromise of affected WordPress installations. When exploited successfully, attackers can manipulate user accounts, modify content, install malicious plugins, or even establish persistent backdoors within the compromised environment. The attack surface is particularly concerning given that Super Socializer is widely used across WordPress installations, making numerous sites vulnerable to coordinated exploitation attempts. This vulnerability directly impacts the principle of least privilege and can lead to data breaches, defacement, or complete system takeover depending on the attacker's intent and capabilities. Organizations running affected versions face significant risk of unauthorized access and potential regulatory compliance violations under standards such as gdpr and pci dss.
Mitigation strategies for this vulnerability require immediate action including updating to the latest plugin version where the authentication flaw has been addressed through proper input validation and enhanced session management controls. System administrators should implement additional security measures such as rate limiting on authentication endpoints, monitoring for suspicious login patterns, and enforcing strong password policies across all user accounts. The remediation process must include comprehensive security testing of the updated plugin to ensure that no regressions have been introduced and that all authentication mechanisms function correctly. Organizations should also consider implementing web application firewalls to detect and block exploitation attempts targeting known authentication bypass patterns. This vulnerability highlights the importance of maintaining current security patches and following secure coding practices as outlined in the mitre attack framework, particularly focusing on the initial access and privilege escalation phases where such flaws are commonly exploited.